STEAM Benefits: • Sensory exploration • Concentration building • Sequencing & patterning What’s Inside: • 48 Light Learning Rocks • Play guide with graduating formations Roylco’s Light Learning Rocks collection features 8 different nature-inspired shapes across 6 colors, produced in a beautiful transparent material to promote color learning & sensory exploration. These gems have also been designed to function as tools for mindfulness and concentration building as their smooth curved edges and weight can create a calming effect. The set of 48 rocks includes a card deck of 36 pictures and patterns, sequences and stacking challenges that range in difficulty. Standalone or with a light table, these rocks bring magic into the classroom or home. 48 Light Learning Rocks: From 1" to 2.125"(2.5 cm to 5.4 cm) 18 Cards: 6" x 4" (15 x 10 cm)