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View compareFrequently Asked Questions
- Q: What is the size of the Melissa & Doug Spy Mystery Decoder Book? A: The book measures six point twenty-five inches in length, zero point seventy-five inches in width, and ten point twenty-five inches in height.
- Q: How many pages does the decoder book have? A: The decoder book contains eighteen activity pages filled with codes to crack and mysteries to solve.
- Q: What materials is the decoder book made from? A: The decoder book is made from wood and includes a rotary decoder wheel and a magic-reveal pen for added play value.
- Q: How do I use the decoder wheel in the book? A: To use the decoder wheel, simply turn it to match the symbols on the page and uncover the answers to the mysteries presented.
- Q: Is this book suitable for all ages? A: Yes, the book is designed for kids and provides an engaging way to develop problem-solving skills through fun activities.
- Q: Can adults enjoy this decoder book too? A: While primarily aimed at children, adults may also enjoy participating and solving the mysteries alongside kids.
- Q: How do I keep the decoder book in good condition? A: To maintain the book, store it in a dry place and avoid exposure to moisture to prevent damage to the pages and materials.
- Q: Is the magic-reveal pen safe for kids? A: Yes, the magic-reveal pen is safe for children and is designed to be used with the activity pages without any harmful substances.
- Q: How should I clean the decoder book? A: To clean the decoder book, gently wipe the cover and pages with a dry cloth to remove any dust or dirt.
- Q: What if the decoder wheel breaks or is missing? A: If the decoder wheel is broken or missing, you can contact Melissa & Doug customer service for assistance with replacements.
- Q: Is this decoder book part of a larger series? A: Yes, it is part of the Melissa & Doug On-the-Go line, which includes various travel games and activity books for kids.
- Q: Can I use the decoder book outdoors? A: Yes, the decoder book can be used outdoors, making it a great option for travel or outdoor play.
- Q: What age group is this decoder book best for? A: This decoder book is best for children ages four and up, as it encourages critical thinking and problem-solving.
- Q: Are there any other tools included with the decoder book? A: Yes, the book includes a rotary decoder wheel and a magic-reveal pen to enhance the mystery-solving experience.
- Q: How does the magic-reveal pen work? A: The magic-reveal pen works by revealing hidden messages on the pages when used, providing interactive play for children.

