BRIGHT COLOURS AND WONDERFUL TO TOUCH -- These lightweight, transparent stones have immediate visual appeal plus their warm, smooth surface makes them a wonderfully tactile early maths resource. TEACH STEM -- Use these pebble manipulatives for stacking and to develop fine motor skills. Use the transparent pebbles to make artistic designs or teach children counting and sorting exercises. USE WITH A LIGHT SOURCE -- Use these Transparent Rainbow Pebbles on a light table or hold them up to a light source to watch the colours dance. MOTIVATE YOUNG MINDS -- Children will be fascinated by the pebbles' bright and translucent colors, odd shapes and warm feel. Create open-ended early maths activities. EARLY YEARS MATHS MANIPULATIVE -- Young minds will love this hands-on teaching aid in learning how to count, add and subtract. It's perfect for 3-year-old children or older. DEVELOP LANGUAGE AND DESCRIPTIVE SKILLS -- The vibrant colours and varying sizes of the pebbles inspire kids to practice their adjectives and talk about their designs. SUITS ALL AGES -- The versatility of this teaching aid ensures that students from preschool to primary school will learn from these colourful montessori-style toys. CONVENIENT STORAGE -- These pebbles are packaged in a durable plastic jar with a lid and carrying handle. This means easy cleanup, storage and travel!