Spy Science: 40 Secret-Sleuthing, Code-Cracking, Spy-Catching Activities for Kids

Spy Science: 40 Solution-Sleuthing, Code-Cracking, Spy-Catching Pursuits for Kids

• ISBN13: 9780471146209
• Problem: New
• Notes: Purchase WITH Confidence, About one particular million guides offered! 98% Good feedback. Evaluate our books, costs and service to the levels of competition. 100% Satisfaction Assured

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Top Key...

Crack the code of superspy science enjoyable!

Make your very own spy sunglasses
* Compose messages with invisible ink
* Hook up a key alarm, and considerably a lot more!


Uncover how spies use science to retain--or uncover--leading secrets. Learn how to go beneath cover, grasp Morse code, and even develop devices to see and listen to via walls! These and dozens of other entertaining-stuffed pursuits give you an inside of glimpse at the science behind spy gadgets and tricks o

Record Price tag: $ 14.95

Cost: $ 7.43

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