The Invention Hunters Discover How Machines Work Korwin Briggs Little Brown Young Readers Αγγλικά Βιβλία Children's And Adults Books Reference

The Invention Hunters Travel Globe In Their Flying Museum Collecting World\ S Greatest Inventions! Today They\ Ve Landed A Construction Zone These Silly Scientists Think Stumbled On Incredible Specimens Of Everything You\ D Never Find At Building Site From Roller Skates And Pogo Sticks To Swords Race Cars But What They Really Discover--With Kid As Guide--Is How Simple Machines Like Pulleys Cranks Levers Are Used Engineer Tools Ranging Jackhammers Dump Trucks Even Toilets!Using Explanations Diagrams Heaping Helping Humor Make Perfect Companions For Curious Kids Who Ready Learn About Science Physics Engineering History More Σελίδες: 48 Έτος Έκδοσης: 0910 Διαστάσεις: 22 2X22 2Cm