Rough & Smooth Boards with Box 42404BL it gives a child an

it gives a child an instant reward and will encourage them to do it again and again

It provides the tools to study the stress and strain on a material in a visually and kinesthetically effective manner

The chimes can be played as a set or can be distributed around the classroom and played individually

Recognise and match partitioned number values in the three digit numbers on colour-coded playing boards

• Speed range of 15-1500rpm

Rough & Smooth Boards with Box 42404BL it gives a child anSet of 3 boards 24 x 13 cm contrasting rough and smooth sandpaper in a wooden box. The first board provides a contrast of rough and smooth. The second is used to coordinate finger movements. The third introduces gradation from rough to smooth.; Age 3 Years Old