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and other microbes
Tiny Solar System requires three 1
Lift the flaps to find out about all the extraordinary things that happen when you eat
A gallery at the back gives fascinating facts and details about all the animals
500 scientific terms -- Test-yourself revision aids
TINY CIRCUITS! Puzzles and other microbesWire up circuits that glow, display patterns, and make music! Play fast paced electronic games with lights and sounds! Learn about persistence of vision, series and parallel circuits, and how a microprocessor works! Includes: microprocessor, battery pack, 2 push buttons, 7 wires, and foldout electronics manual with instructions, explanations, and 20 activities. Tiny Circuits requires two 1. 5 volt AAA (LR03) batteries, which are not included in the
US$ 25.00
US$ 14.95
US$ 13.95
