Beautifully polished translucent acrylic blocks in different shapes, with a plane mirror, 15 work cards and teachers' notes included. The smooth colourful tactile blocks are designed to enable children to explore light & colour, build patterns and sequences as well as create imaginative pictures. Set includes 25 blocks, 15 A4 work cards, 1 acrylic plane mirror and a teachers' guide in 8 languages, stored in a robust card box with key guide and foam inserts to protect the blocks. Mirror measures 6.2" x 12.5". Largest block height: 3.1". Ages 3 and up.