Subtraction Snake Game (C Beads) skeleton-puzzle as seen in the second

as seen in the second photo:

yellow and a blue front

observation

The Geometric Cabinet introduces the child to plane geometry and encourages the child to recognize representations of shapes leading to an abstract conception of form

and 2 cm between brackets

Subtraction Snake Game (C Beads) skeleton-puzzle as seen in the secondA wooden tray containing 4 boxes with lids: 5 sets of 1 9 coloured bead stairs 5 sets of 1 9 grey bead stairs 1 9 black and white bead stair 23 golden bead bars of ten The purpose of this material is to: Introduce the child to the unit combination of subtraction. Teach how to subtract concrete representations of negative functions. Prepare for algebra (equal quantities of opposite sign eliminate each other). Features C Beads are 8 mm plastic, wired