Inspired by the night sky, Panelcraft® Stars Solids translucent colorful set is made with constellations of glitter inside!!! Includes 11 solid panels in translucent red, yellow, green, blue and purple colors (9"x9") and 8 clear windows (9"x9"). Panelcraft® develops both fine and gross motor skills, patterning, shape recognition, and building. Their large size empowers children to explore properties of Light, Color, Reflection and Refraction in addition to the construction of toy furniture and play houses. Surfaces are dry-erase compatible for the complete STEAM experience! They work well alone or with other Panelcraft® sets. Perfect size for homes, home-based day care, and multi-child play. Comes with STEM activity guide and free lesson plans on the Teacher Resources page of panelcraft.com. Add Mirror Inserts or Heat Sheets to this set to extend the STEM experience!