Constructive Triangles With 5 Boxes Sensorial A wooden compartment box contains

A wooden compartment box contains colored bead squares and chains

1 wooden tray

Hundred golden bead bars of ten linked together to form the 1000 chain

- One large yellow equilateral triangle with a black line along all sides

Children use the Subtraction Strip Board by selecting subtractioncombinations of one through eighteen

Constructive Triangles With 5 Boxes Sensorial A wooden compartment box contains5 wooden boxes with lids contain triangles in different sizes, shapes and colors. Rectangular Triangles A pair of yellow equilateral triangles with a black line along on of the sides. A pair of gray scalene right angled triangles with a black line along the hypotenuse. A pair of green scalene right angles triangles with a black line along the hypotenuse. A pair of yellow isosceles right angled triangles with a black line along one of the two sides. A