Key Features :
i : INCLUDES 21 WOODEN SEMISPHERES -- This natural set includes 21 Beech wood semispheres in red, orange, yellow, green, dark blue, light blue and purple. There are 3 semispheres of each color.ii : NURTURE CURIOSITY -- What are Heuristic toys? "Heuristic" comes from the Greek word "eurisko" meaning "I discover." It's open-ended, natural, loose parts play which inspires curiosity and discovery.iii : COLORFUL NATURAL PLAY -- These muted wooden semispheres are stained with lightly colored paint, which promotes calm and concentration. The water-based paint enhances the grain in the wood to complete the natural look.iv : SAFE FOR BABIES AND TODDLERS -- The paint is water-based and non-toxic, which makes these tactile blocks safe for babies and toddlers aged 10m+. Young hands love to feel the lightweight, smooth surface!v : AN OPEN-ENDED RESOURCE -- With 7 different colors, toddlers can sort, sequence and stack these colorful semispheres. Add them to other TickiT Heuristic products to complete your set!vi : ASSIST EARLY DEVELOPMENT -- Improve your little one's fine motor skills, descriptive language and problem solving as they manipulate these smooth wooden blocks.