Create multi-coloured number bugs which slot together easily

• The plastic body segments have numbers on 1 side and are blank on the reverse to enable the teacher to hide a number for the child to identify
• The heads are 5cm (to top of antennae) x 4cm wide and the body segment is 3.5x3.5cm
• Contents: 4 x caterpillar bug heads, 20 x body segments 1-20 (number on one side, and blank on the reverse)