What A Great Idea!-Inventions that Changed the World!! - by Steve Tomecek - Books


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What A Great Idea!-Inventions that Changed the World!! - by Steve Tomecek - While supplies last
BK-785

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What A Great Idea!-Inventions that Changed the World!! - by Steve Tomecek

From the hand ax and mathematics to IC chips and the laser, 45 technological touchstones are described and illustrated. Who invented the clock, and why was it such a great idea? See how people of the past learned to use the materials around them to make their lives easier. Copyright 2003, 112 pages, hardcover. Available while supplies last.

Red Laser Pointer

A high quality red diode laser at an incredibly low price.

Teaching Electricity - Yes, You Can!! - by Steve Tomecek

Use balloons, paper clips, and other easy-to-get stuff for super-easy, super-cool activities that teach your students the simple ideas of electricity.

Three Fabulous Everyday Science Books!

Each book contains 25 tried and true hands on activities that teach key concepts in physical, earth, and life sciences.

Wing It! - by Steve Tomecek

It's the easiest boomerang ever made. Learn the fundamentals along with tricks and games and how to make more 'rangs of your own!