This set of 16 interlocking shapes in 4 bright colours is designed for younger children who are learning their first shapes. There are 4 each of square, rectangle, circle and triangle and each shape features Braille. All the pieces interlock together with ease and can be used both indoors and outdoors. Ideal for younger children learning their first shapes. The chunky pieces are ideal for small hands and can be used for colour, sorting, pattern and shape sequencing activities. Rectangle measures 24 x 17cm. Square measures 20 x 20cm.