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Transpositions
Table of Contents
Early Mathematical Experiences is designed for teachers working with 4 - 6 year old children
The Stirling engine is named after its inventor
Helica - Clip Circuit Space TranspositionsEach piece has a function: switches, motors, battery packs etc. They are all colour coded and numbered to easily identify each. Graphics on each component show its electronics symbol, to help illustrate how the current travels though the circuit you build. The Helica, also know as "The plane without wings", was created in 1919 as an alternative to motorcars and could reach speeds of up to 117km h! Easy to build electronics kit for ages 7 to 12
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