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Amazon.co.uk Trade-In Store
Did you know you can trade in your old books for an Amazon.co.uk Gift Card to spend on the things you want? Plus, get an extra £5 Gift Certificate when you trade in books worth £10 or more before June 30, 2012. Visit the Books Trade-In Store for more details. |
Product details
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Top Secret...
Crack the code of superspy science fun!
Make your own spy sunglasses
Discover how spies use science to keep—or uncover—top secrets. Learn how to go under cover, master Morse code, and even build devices to see and hear through walls! These and dozens of other fun–filled activities give you an inside look at the science behind spy gadgets and tricks of the trade. All the activities are completely safe and can be done with everyday stuff from around the house.
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