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and ovoid from rolling away
The set consists of two large working charts
Each triangle set forms a large single-colour equilateral triangle
Cylinder diameter increases as height stays the same
Land is represented by brown sand
Subtraction Snake Game (C Beads) life-cycle-two-compartment-tray-set-pdf-cards and ovoid from rolling awayA 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
