Haynes Machine Works Build Your Own 4-Cylinder Engine Impulse Toys One hand can be played

One hand can be played in as little as five minutes

Draw shapes and watch as they magically transform into objects

And if you know how to play dominoes you already know how to play Triominos

Recommended for Ages: 8yrs+

Let your imagination run wild into outer space

Haynes Machine Works Build Your Own 4-Cylinder Engine Impulse Toys One hand can be playedBuild your own fully working model of a 4 cylinder petrol car engine with ignition sound and illuminating spark plugs The kit contains all the tools you'll need for assembly and over? 100 parts.? The model engine is great fun to put together and a practical aid to understanding how a four stroke combustion engine really works. The on off controller includes a sound chip which reproduces the noise of an engine starting as the model begins to work. A