Making rainbow is like a dream! Now you can easily make your own rainbow and discover the wonders of light with the Discovery Prism Science Toy by Educational Insights. This high quality 4 tall optical prism lets your child see how light is divided in an glass object! Discovery Prism is a great experimental tool that helps children learning about optics and light. The kids glass prism is a perfect light refracting device for home, school, or just for fun! The Discovery Prism Science Toy from Educational Toys Planet comes with a handbook that explains the how's and why's of the magnificent phenomenon represented in this glass prism.