Technology

11 Unbelievable Perfect Hard Boiled Eggs By Dude Gadgets for 2024

11-unbelievable-perfect-hard-boiled-eggs-by-dude-gadgets-for-2023

Introducing 11 Unbelievable Perfect Hard Boiled Eggs By Dude Gadgets for 2023 – your ultimate guide to achieving flawlessly cooked eggs like never before. Whether you're a culinary enthusiast or simply enjoy starting your day with a protein-packed breakfast, this collection of innovative gadgets will revolutionize your egg cooking experience. From precision timers to cutting-edge egg piercers, Dude Gadgets has handpicked the most advanced and reliable tools to ensure every hard-boiled egg is cooked to perfection. Join us on this extraordinary culinary journey as we explore the top-rated gadgets that will make your breakfast routine easier and more delicious than ever before.

Overall Score: 8.5/10

The NobleEgg Egg Timer Pro is the perfect companion for making soft, medium, or hard boiled eggs like a pro. This handy egg timer changes color to indicate when your eggs have reached the desired level of doneness. With accuracy markings, you'll never miss the perfect level of boiled egg again. The NobleEgg egg timer features an expressive and unique design, making it a great gift for anyone who loves boiled eggs. It is made with top-quality materials and is certified to be free of any harmful substances. The egg timer comes with a satisfaction guarantee, offering a full refund or replacement if it doesn't meet your expectations. Say goodbye to overcooked or undercooked eggs with the NobleEgg Egg Timer Pro.

Key Features

  • EASY COOKING – the Noble Egg egg timer changes color to indicate when the boiling eggs reach the soft, medium and hard boiled stages
  • INCREASED ACCURACY – with our accuracy markings you will never miss that perfect level of soft, medium or hard boiled egg
  • ORIGINAL EGG TIMER – Noble Egg’s copyrighted design is expressive and unique
  • TOP QUALITY – Safe material, No BPA, no BPS, no BPF, no worries
  • SATISFACTION GUARANTEE – If the egg timer does not perform as expected, ask for a full refund or replacement

Specifications

  • Color: Egg Timer Pro
  • Size: Pack of 1

Pros

  • Changes color to indicate boiled egg stages
  • Accurate markings for perfect eggs every time
  • Expressive and unique design
  • Complies with rigorous safety standards
  • Satisfaction guarantee: full refund or replacement

Cons

  • Reports of initial chemical smell during first uses
  • Questionable durability: cracks reported after use

The NobleEgg Egg Timer Pro is a must-have for egg lovers who want to achieve the perfect level of doneness every time. Its color-changing feature and accuracy markings make it easy to cook eggs to your preferred level, whether you prefer them soft, medium, or hard boiled. The unique design adds a touch of style to your kitchen, and its top-quality materials ensure safety and durability. While there have been some reports of an initial chemical smell and durability issues, the overall customer satisfaction is high. With its satisfaction guarantee, you can try the NobleEgg Egg Timer Pro risk-free and enjoy perfectly boiled eggs without any guesswork.

Overall Score: 9/10

The DASH Rapid Egg Cooker is a versatile and compact appliance that allows you to cook up to 6 eggs in various styles such as hard boiled, poached, scrambled, or omelets. With its easy-to-use features and quick cooking time, this egg cooker is perfect for picky eaters, large families, or individuals with busy schedules. It comes with multiple trays, a measuring cup, a recipe book, and all non-electric parts are dishwasher safe. The sleek design and trendy aqua color make it a stylish addition to any kitchen. Users rave about the consistent results and easy cleanup, making this egg cooker a must-have for egg lovers.

Key Features

  • Satisfaction guaranteed
  • Cook up to 6 eggs in various styles
  • Compact and lightweight
  • Includes multiple trays, measuring cup, and recipe book
  • Dishwasher safe parts

Specifications

  • Color: Aqua
  • Dimension: 8.00Lx6.00Wx6.00H
  • Size: 6 Eggs

Pros

  • Consistently perfect eggs
  • Easy to use and clean
  • Versatile for different egg styles
  • Compact and lightweight design
  • Includes accessories and recipe book

Cons

  • Limited capacity of 6 eggs
  • May require monitoring water level

The DASH Rapid Egg Cooker is a game-changer for egg lovers. It delivers consistently perfect eggs in various styles, while being easy to use and clean. Its compact and lightweight design makes it ideal for small kitchens or travel. The included accessories and recipe book add value to the product. While it has a limited capacity and may require monitoring the water level, these minor drawbacks are outweighed by the convenience and efficiency it offers. Overall, the DASH Rapid Egg Cooker is a must-have appliance for those who enjoy eggs and want a hassle-free cooking experience.

Overall Score: 8.5/10

TheEggDropper Silicone Egg Boiling Gadget is a revolutionary kitchen tool for achieving perfectly boiled eggs. Made of kitchen-grade silicone, this gadget features six individual baskets that prevent egg cracking and ensure flawless results. It prioritizes safety with its secure design and convenient hook for lifting. The slotted silicone egg baskets reduce the risk of cracks and guarantee flawlessly boiled eggs, whether soft or hard-cooked. The round ergonomic design fits perfectly inside an Instant Pot and offers easy insertion and removal of the egg basket. It is easy to clean and stores compactly in any kitchen space. TheEggDropper is not only a practical tool but also makes a thoughtful gift for any occasion. Overall, it provides convenience, perfection, and peace of mind in the kitchen.

Key Features

  • Refine your boiled egg cooking experience with The Egg Dropper
  • Safety is paramount when boiling eggs
  • Ditch the old, unreliable methods of using hands, spoons, or ladles
  • Enhance your Instant Pot cooking experience with The Egg Dropper's round ergonomic design
  • Convenience extends beyond the cooking process with The Egg Dropper
  • Thoughtful Gift for Every Occasion

Specifications

  • Color: Bright Blue
  • Size: 6x6x4.5

Pros

  • Precise boiling of hard-boiled eggs
  • Worry-free boiling process
  • Optimal protection during boiling
  • Round ergonomic design for Instant Pot
  • Effortless storage and hassle-free cleaning
  • Versatile and affordable kitchen tool

Cons

  • Collapses when taking out of the pan
  • Egg cups splay out when setting down the holder

TheEggDropper Silicone Egg Boiling Gadget offers a convenient and reliable solution for achieving perfectly boiled eggs. Its innovative design, made of kitchen-grade silicone, ensures flawless results and prevents egg cracking. The secure and slotted egg baskets provide optimal protection and reduce the risk of cracks. The round ergonomic design fits perfectly inside an Instant Pot, and its compact storage and easy cleaning make it a practical kitchen tool. Additionally, it makes a thoughtful and versatile gift for any occasion. Despite a few minor drawbacks, TheEggDropper delivers convenience, safety, and flawless results, enhancing the boiling experience for egg lovers everywhere.

Overall Score: 8/10

Say goodbye to the worst time making hard/soft boiled eggs! Our creative egg timer for boiling eggs calculates cooking stages precisely by temperature to help you boil an ideal hard/soft boiled egg. No more guessing! You just put the boiled egg timer and eggs into the pot and wait. Soft, medium and hard boiled line on egg timer will tell you the doneness degree of eggs. Safe! Come with 1 pack red chicken image egg timer which is made of food-grade unsaturated polyester resin and temperature-sensitive paper, No BPA or chemical smell. Good Reading Experience! We offer a clear view and easy reading experience when submerged in water, you can get a safe quick visual indicator of what's going on inside the eggs. Wonderful Gift! Novelty and fun egg boiler timer, highly recommended for those who has trouble boiling the perfect eggs. Great gifts for family, friends on Easter, Mother's Father's Day.

Key Features

  • Calculates cooking stages precisely by temperature
  • Soft, medium, and hard boiled indicators
  • Made of food-grade unsaturated polyester resin and temperature-sensitive paper
  • Clear view and easy reading experience
  • Novelty and fun egg boiler timer

Specifications

  • Color: Red
  • Dimension: 4.72Lx1.57Wx2.24H

Pros

  • Helps boil ideal hard/soft boiled eggs
  • Safe with no BPA or chemical smell
  • Easy reading experience when submerged in water
  • Wonderful gift for those who struggle with boiling eggs

Cons

  • Hard to distinguish between yellow and white
  • Yellow color fades over time
  • Difficult to read while water is boiling

The Lasubst Egg Timer for Boiling Eggs is a creative and fun solution for achieving perfect hard/soft boiled eggs. With its precise temperature calculation, it takes the guesswork out of boiling eggs and provides clear indicators for different doneness degrees. The timer is made of safe materials and offers an easy reading experience. It makes a great gift for anyone who struggles with boiling eggs. However, some users found it hard to distinguish the colors, especially as the yellow fades over time. Additionally, reading the timer while the water is boiling can be challenging. Overall, this egg timer is a handy and entertaining tool for boiling eggs to perfection.

Overall Score: 8.2/10

The Egg Timer Sensitive Hard & Soft Boiled Color Changing Indicator is the perfect kitchen gadget to ensure perfectly boiled eggs. Made of premium nontoxic heat-resistant material, this egg timer is safe for everyone. It is very easy to use, simply place the timer in boiling water with the eggs and watch it change color. As the timer heats up, the face changes color, indicating the doneness of the eggs. It goes from yellow to white, starting from the outside and moving towards the center. When the color change reaches your desired level of doneness, take out your perfectly cooked eggs and enjoy! This egg timer is recommended for handwash only. If you experience any issues, the product comes with a money back guarantee within 60 days.

Key Features

  • Premium Nontoxic Heat-resistant material
  • Very Easy to Use
  • Perfect Kitchen Gadget
  • Recommended Handwash Only

Specifications

  • Color: Yellow

Pros

  • Made of durable food-safe and non-toxic polyresin
  • Accurate indication of egg doneness
  • Easy to clean
  • Money back guarantee within 60 days

Cons

  • Timer needs to be watched for color change
  • Some issues with staying upright
  • Popping in the pot

The Egg Timer Sensitive Hard & Soft Boiled Color Changing Indicator is a reliable and convenient kitchen tool for perfect boiled eggs. It is made of safe and durable material and provides an accurate indication of the doneness of eggs. Despite the need to watch the timer for color change and some issues with stability, this product offers a money back guarantee, ensuring customer satisfaction. With its easy to use design and easy cleaning process, this egg timer is a great addition to any kitchen. Say goodbye to undercooked or overcooked eggs and enjoy perfectly boiled eggs every time!

Overall Score: 8.5/10

The RevolMax Kitchen Egg Timer is a unique and innovative egg timer that changes colors to indicate the level of doneness of your boiled eggs. Made of food-grade and heat-resistant Green Resin material, this timer is both safe and durable. Simply place the timer in boiling water and watch as it changes color from red to white. The color change progresses from the outside to the center, allowing you to achieve your desired level of hardness for the eggs. The RevolMax Egg Timer is easy to use, easy to clean, and perfect for both one egg or a dozen. It's a great tool for achieving perfectly boiled eggs every time.

Key Features

  • Most Innovative Colour Changing Egg Timer
  • Indicates soft, medium, or hard boiled conditions
  • Easy to use, no instructions needed
  • Made of food-grade and heat-resistant Green Resin material
  • Easy to clean, recommend hand wash
  • Suitable for kids' breakfast

Specifications

  • Color: Red
  • Dimension: 1.75Lx1.36Wx2.40H

Pros

  • Innovative color-changing feature
  • Easy to use and clean
  • Suitable for one egg or a dozen
  • Made of food-grade and heat-resistant material

Cons

  • May not provide accurate cooking time
  • Difficult to see in foggy boiling water

The RevolMax Kitchen Egg Timer is a must-have tool for anyone who loves perfectly boiled eggs. Its innovative color-changing feature makes it easy to achieve the desired level of doneness, whether you prefer soft, medium, or hard boiled eggs. The timer is simple to use, requiring no instructions, and it’s made of high-quality, food-grade material that is both safe and durable. Additionally, it’s easy to clean and suitable for both individuals and families. While there may be some inaccuracies in cooking time and visibility in foggy water, overall, the RevolMax Egg Timer is a reliable and effective tool for boiling eggs to perfection.

Overall Score: 8/10

The Negg Boiled Egg Peeler is a handy kitchen tool that helps you peel hard-boiled eggs quickly and easily. Simply add water and your hard-boiled egg to the Negg, give it a few shakes, and watch as the shell comes off effortlessly. This product is perfect for those who love egg salad but hate the tedious process of peeling eggs. With its clear body, you can easily monitor the progress of the peeling. Although it may not work as effectively with extremely fresh eggs, it is a time-saving solution for most eggs. The Negg Boiled Egg Peeler is easy to use and clean, making it a great addition to any kitchen.

Key Features

  • Add water and egg, shake, and remove the shell
  • Clear body to monitor peeling progress
  • Time-saving solution for peeling hard-boiled eggs
  • Easy to use and clean

Specifications

  • Color: Red
  • Dimension: 3.00Lx3.00Wx4.00H
  • Size: The negg boiled egg peeler red

Pros

  • Time-saving and efficient peeling
  • Clear body for easy monitoring
  • Great for peeling multiple eggs at once
  • Simple and easy to use and clean

Cons

  • May not work well with extremely fresh eggs
  • Can be messy with water and eggshell fragments
  • End caps are not tightly secured, causing potential leakage

The Negg Boiled Egg Peeler is a game-changer for anyone who loves egg salad but hates the hassle of peeling eggs. With its innovative design, this peeler allows you to peel hard-boiled eggs quickly and effortlessly. While it may not work perfectly with extremely fresh eggs and can be a bit messy, it is still a time-saving solution for most eggs. With its clear body, you can easily see the progress of the peeling, making it convenient and efficient. Overall, the Negg Boiled Egg Peeler is a valuable addition to any kitchen, making the process of peeling eggs a breeze.

Overall Score: 8.5/10

The Eggpod by Emson Egg Cooker is a wireless microwave cooker that allows you to easily make hardboiled eggs in under 9 minutes. It uses a simple mechanism that boils water and steams the eggs to perfection. The cooker comes with a measuring cup for accurate water measurement and can also be used to steam other foods like potatoes and corn. With its compact size, it is easy to store and clean, making it a convenient addition to your kitchen. The Eggpod is great for anyone who regularly cooks hardboiled eggs, especially those using fresh eggs that are difficult to peel. Enjoy perfectly cooked eggs with minimal effort and mess!

Key Features

  • Simple to use with clear instructions
  • Cook up to 4 hardboiled eggs in under 9 minutes
  • Can also be used to steam potatoes and corn
  • Compact size for easy storage and portability
  • Made of dishwasher-safe material for easy cleaning

Specifications

  • Color: White
  • Dimensions: 6.50Lx6.50Wx8.00H
  • Size: One Size

Pros

  • Quick and easy way to make hardboiled eggs
  • Steam function preserves nutrients and flavor
  • Compact size for easy storage
  • Dishwasher-safe material for easy cleaning

Cons

  • Aluminum insert on the lid may not stay in place well
  • Some users experienced issues with the bottom pan

The Eggpod by Emson Egg Cooker is a must-have for anyone who loves hardboiled eggs. It offers a simple and convenient way to cook perfect eggs in just a few minutes. The steaming function helps retain the nutrients and flavor of the eggs, while the compact size and easy-to-clean material make it a practical choice for any kitchen. Despite a few minor issues reported by some users, the overall performance and quality of this egg cooker are impressive. Say goodbye to the hassle of boiling eggs on the stove and hello to quick and delicious eggs with the Eggpod!

Overall Score: 8.5/10

The Peleg Design Egguins 3-in-1 Cook, Store and Serve Egg Holder is a charming and practical kitchen gadget. With its penguin-shaped design, it adds a touch of fun to your cooking routine. This multipurpose egg holder allows you to boil, store, and serve eggs with ease. Made from heat-resistant and durable plastic, it is safe to use and easy to clean. The long handle stays cool, making it convenient to insert and remove eggs from boiling water. The compact size of the egg storage display rack ensures it takes up minimal space in your kitchen and fridge. It's also a great gift idea for penguin lovers. Overall, the Egguins Egg Holder is an adorable and functional addition to any kitchen.

Key Features

  • Boiling, storing, and serving eggs in one
  • Heat-resistant and easy to use
  • Adorable egg storage holder
  • Ideal gift for penguin lovers
  • Food-safe and dishwasher-safe

Specifications

  • Color: Egguins – Black
  • Dimension: 0.00L x 0.00W x 0.00H
  • Size: 5.78 Inch x 4.9 Inch x 4.76 Inch

Pros

  • Easy to use and cute design
  • Securely holds eggs during cooking
  • Facilitates transferring eggs from hot to cold water
  • Compact size for kitchen storage
  • Great gift idea

Cons

  • Limited to using a large pot for boiling
  • Plastic material is initially brittle
  • Eggs can be difficult to release from holder

The Peleg Design Egguins Egg Holder is a delightful and practical kitchen accessory for any egg enthusiast. Its penguin-shaped design adds a fun element to your cooking experience, while its functionality makes boiling, storing, and serving eggs a breeze. The heat-resistant and easy-to-use features ensure safe and convenient egg preparation. The compact size allows for efficient storage in your kitchen and fridge. While it may have some limitations, such as the need for a large pot and the initial brittleness of the plastic material, this egg holder is a great addition to your kitchenware collection. Whether as a gift or for personal use, the Egguins Egg Holder is sure to bring joy and utility to your egg-cooking endeavors.

Overall Score: 8.5/10

The BELLA Rapid Electric Egg Cooker and Poacher is a versatile and compact kitchen appliance that can do more than just boil eggs. With a 7-slot capacity tray, it allows you to make omelets, boiled and poached eggs with ease. The indicator light and ready buzzer ensure that your eggs are cooked perfectly every time, and the clear lid and dishwasher-safe trays make peeling and cleaning a breeze. This egg cooker is available in four different colors to match any kitchen decor and makes for a great gift. With its efficient performance and easy-to-use design, the BELLA Rapid Electric Egg Cooker is a valuable addition to any breakfast lover's kitchen.

Key Features

  • Cook omelets, boiled and poached eggs
  • Indicator light and ready buzzer for perfect results
  • Easy peeling and cleaning with clear lid and dishwasher-safe trays
  • Versatile and compact design
  • Available in 4 different colors

Specifications

  • Color: Yellow
  • Dimension: 7.48Lx7.48Wx7.08H

Pros

  • Easy and convenient egg cooking
  • Compact size for minimal storage and counter space
  • Versatile for various egg dishes
  • Dishwasher-safe trays for easy cleaning

Cons

  • Metal inside can wear out after repeated use
  • Some users experienced scorching after single use

The BELLA Rapid Electric Egg Cooker is a reliable and easy-to-use kitchen appliance for egg lovers. Its versatility, compact design, and efficient cooking performance make it a valuable addition to any kitchen. Whether you’re making omelets, boiled eggs, or poached eggs, this egg cooker delivers perfect results every time. The clear lid allows you to monitor the cooking process, and the dishwasher-safe trays ensure hassle-free cleaning. While there have been some reports of wear and scorching, overall, this egg cooker provides great value for its affordable price. Upgrade your breakfast routine with the BELLA Rapid Electric Egg Cooker and enjoy delicious, hassle-free egg dishes.

Overall Score: 8/10

The OXO Good Grips 3-in-1 Avocado Slicer is a versatile tool that conveniently splits, pits, and slices avocados. With a stainless steel pitter, it effortlessly removes the pit with a quick twist. The slicer then lifts the fruit from the skin in seven perfect pieces, making avocado preparation a breeze. The tool features a soft and comfortable non-slip grip, ensuring precision and safety while handling avocados. It is also dishwasher safe, providing easy cleanup. The OXO Good Grips 3-in-1 Avocado Slicer is an excellent addition to any kitchen and is loved by many avocado enthusiasts.

Key Features

  • All in one tool splits, pits and slices avocados
  • Stainless steel pitter removes pit with one quick twist
  • Slicer lifts fruit from skin in seven perfect pieces
  • Soft, comfortable non slip grip
  • Top rack dishwasher safe

Specifications

  • Color: Green/Black
  • Dimension: 0.75Lx2.25Wx7.75H
  • Size: Avocado Masher

Pros

  • All-in-one tool simplifies avocado preparation
  • Easy to use and clean
  • Stainless steel pitter effectively removes pit
  • Comfortable non-slip grip
  • Dishwasher safe

Cons

  • Not suitable for smaller avocados
  • Slicing feature may not work well on all sizes
  • Some users faced difficulty with slicing functionality

With its efficient and user-friendly design, the OXO Good Grips 3-in-1 Avocado Slicer simplifies the preparation of avocados. It effectively splits, pits, and slices avocados, making it a valuable tool for avocado lovers. The stainless steel pitter and soft grip enhance its functionality and ease of use. While it may not work well on smaller avocados and the slicing feature has some limitations, overall, this avocado slicer provides a convenient and safe way to enjoy avocados. Whether you’re a seasoned avocado fan or just starting to explore this versatile fruit, the OXO Good Grips 3-in-1 Avocado Slicer is a worthy addition to your kitchen arsenal.

Buyer's Guide: Perfect Hard Boiled Eggs by Dude Gadgets

Why Do You Need Perfect Hard Boiled Eggs?

  • Hard boiled eggs are versatile and can be used in various recipes.
  • They make a healthy and protein-rich snack or breakfast option.
  • Perfectly cooked hard boiled eggs are easier to peel, saving you time and frustration.

Key Features to Consider

  1. Cooking Capacity:
    • Determine the number of eggs you typically cook at once.
    • Look for a gadget that can accommodate your desired quantity.
  2. Cooking Timer:
    • Find a gadget with an adjustable timer to ensure precise cooking.
    • Timer functions make it easier to achieve your preferred level of doneness.
  3. Variable Cooking Options:
    • Consider if you want the flexibility to cook soft, medium, or hard boiled eggs.
    • Some gadgets offer additional settings such as poaching or steaming.
  4. Automatic Shut-Off Feature:
    • Look for a gadget that automatically turns off once the eggs are cooked.
    • This prevents overcooking and ensures optimal results.
  5. Ease of Cleaning:
    • Opt for gadgets with removable parts or non-stick surfaces for easy cleaning.
    • Dishwasher-safe components can save you time and effort.
  6. Size and Portability:
    • Evaluate the size and weight of the gadget if you plan to store or transport it.
    • Compact options are ideal for smaller kitchens or travel purposes.
  7. Additional Features:
    • Consider any extras that may enhance your egg-cooking experience.
    • Examples include audible alerts, integrated water level measurement, or built-in egg piercers.

Common Features Lists

  • Adjustable cooking timer
  • Automatic shut-off
  • LED indicator lights
  • Removable egg trays or baskets
  • Non-stick cooking surface
  • Dishwasher-safe components
  • Audible alerts or sound notifications
  • Built-in water level measurement
  • Steaming and poaching options
  • Recipe book or cooking guide included
  • Compact and portable design

Frequently Asked Questions about 11 Unbelievable Perfect Hard Boiled Eggs By Dude Gadgets for 2023

How long should I cook hard boiled eggs for the perfect result?

The cooking time may vary depending on the gadget and the desired level of doneness. As a general guideline, a fully cooked hard boiled egg typically takes around 9 to 12 minutes.

Can I cook other types of eggs with these gadgets?

Yes, many gadgets offer the option to cook soft or medium boiled eggs. Some even include settings for poached or steamed eggs, expanding your cooking possibilities.

How do I know when the eggs are ready?

Most gadgets have built-in indicators, such as LED lights or audible alerts, to signal when the eggs are done. You can also refer to the instruction manual for specific guidelines on interpreting the device’s signals.

Do I need to manually turn off the gadget once the eggs are cooked?

No, that’s the beauty of automatic shut-off features. The gadget will turn off automatically, ensuring that your eggs are not overcooked.

Can I clean the egg trays in the dishwasher?

It depends on the specific gadget. Many egg cookers have dishwasher-safe components, including removable trays or baskets. However, it’s important to consult the manual or product specifications to ensure proper cleaning methods.

Can I use these gadgets for other purposes, such as steaming vegetables?

While some gadgets offer versatile cooking options like steaming, it’s important to check the product details or instruction manual to determine its capabilities. The primary focus of these gadgets is usually cooking eggs.

Will the gadget take up a lot of space in my kitchen?

The size and design of the gadget can vary. Some models are designed to be compact, making them suitable for smaller kitchens or even traveling. Consider the dimensions and your available storage space before making a purchase.

Can these gadgets be used with different egg sizes?

Most egg cookers are designed to accommodate standard-sized eggs. However, some models may include adjustable settings or interchangeable trays to accommodate different egg sizes.

Are there any safety precautions I should be aware of?

It’s always essential to follow the safety instructions provided by the manufacturer. Avoid placing the gadget near flammable materials, ensure proper ventilation during operation, and handle the gadget with caution when it is hot.

Is a recipe book included with the gadget?

Many egg cookers come with a recipe book or cooking guide that offers creative ideas for using your perfectly cooked eggs. Check the product details or packaging to see if a recipe book is included.