Subtraction Snake Game Individual Beads.

The purpose of this material is to introduce the child to the unit combinations of subtraction. The snake game material includes one box containing 5 sets of negative bead stairs one box containing 5 sets of coloured bead stairs one box containing 23 golden ten bars and one box containing 1 black and white bead stair. The four boxes fit neatly into the beechwood working tray.