Energy, Light, & Sound

3 years & up. This Color Crystal Block Set with Activity Cards can help children learn to fit shapes together and expand their understanding of spatial relationships, geometric vocabulary, and color recognition. This transparent acrylic block set features 17 different regular and irregular shapes in 5 translucent colors. These manipulatives will also spring to life when used with a light panel or in front of a sunlit window. The blocks create colorful streams of light and eccentric shadows.… More »