Discover Science Glass Prism Special These water expandable toys are

These water expandable toys are made from a special polymer that absorbs water causing it to expand in size

a giant weathered skull resting nearby

This series of puzzles shows different views of idyllic country life

Ideal for storing bait or small items within easy reach and includes a drink holder

for special powers

Discover Science Glass Prism Special These water expandable toys areThis glass prism is made using optical glass and will demonstrate that white light is made up of the colours of the rainbow. This is known as a spectrum. Sir Isaac Newton in the 17th century was the first to prove that white light was in fact made up of different colours. He used a glass prism in his experiments. How does it work? When sunlight passes through a piece of glass with parallel sides, such as a window, the light emerges in the same