TickiT Large Sensory Blocks comprises of 16 large rubberwood blocks containing beads transparent acrylic coloured sand and water/glitter filled pockets in 4 different shapes (square rectangle triangle and semicircle). Theese blocks will promote observation in the wider sense as all the shapes follow the same convention of colour and shape. So for example regardless of the contents of the block the triangles are always green. The combination of smooth wood exterior and the brightly coloured sensory centre makes a fascinating component with a multitude of educational possibilities for use with children of all ages.Allows tactile and sensory explorationEncourages descriptive languageDevelops fine motor skillsHelps with early colour and shape recognitionRectangle is 140 x 70 x 30mmAge Suitability:12 months +