Cylinder Blocks
Material Four rectangular blocks made of wood.Each block has ten holes which can be paired correctlywith only one corresponding knobbed...
Visual Discrimination
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Pink Tower
Material Ten pink wooden cubes that range progressively from 1 cubic centimeter to 10 cubic centimeters. Presentation Invite the child... -
Brown Stair
Material Ten brown-stained (or painted) wooden prisms that range progressively from 1x1x20 cm, 2x2x20 cm, 3x3x20 cm, up to 10x10x20... -
Red Rods
Material Ten wooden rods painted red, different in one dimension: length. The shortest rod is 10 cm long and each... -
Color Box 1
Material A box containing six tablets made of lightweight wood, a pair of each primary color: red, yellow, blue. Presentation... -
Color Box 2
Material An oblong box containing 22 wooden tablets in 11 pairs – red, blue, yellow, orange, green, purple, pink, brown,... -
Color Box 3
Material A large box with compartments for 63 tablets – 9 colors, each color consisting of 7 shades: red, blue,... -
Geometric Cabinet
Material A wooden cabinet with six drawers and one presentation tray, each painted blue inside and containing six wooden squares... -
Botany Cabinet
Material Cabinet with three drawers containing wooden frames and insets of leaf forms.The insets are fitted with a knob.The insets... -
Binomial Cube
Material 2 wooden cubes, 6 rectangular prisms, painted red, blue, and black which form a cube (a+b)^3. The box has two... -
Trinomial Cube
Material 3 wooden cubes, 24 rectangular prisms, painted red, blue, yellow and black which form a cube (a+b+c)^3. The box... -
Constructive Triangles, Rectangular Box 1
Material 2 yellow right-angled isosceles triangles with a black line painted on one of the sides enclosing the right angle. 2... -
Constructive Triangles, Rectangular Box 2
Material The triangles correspond to those in Box 1. (one of each type)They are blue with no black lines. 1 pair... -
Constructive Triangles, Triangular Box
Material 1 large gray equilateral triangle.2 green right-angled scalene triangles with black lines on the longer of the two sides... -
Constructive Triangles, Large Hexagonal Box
Material Invite the child to the lesson. Take out the red triangles. Take out the gray triangles. Place the lid... -
Constructive Triangles, Small Hexagonal Box
Material 6 gray equilateral triangles, black lines on two sides.2 red equilateral triangles, black lines on one side.3 green equilateral... -
Constructive Triangles, Blue Scalene Triangles
Material 12 identical blue right-angled scalene triangles. Presentation Invite the child to the lesson and sit by the rug. Remove the... -
Graded Geometric Figures
Material Set of circles, triangles, and squares of varying sizes and colors which will inscribe within each other. Each set... -
Sensorial Decanomial
Material Squares and rectangles in colors corresponding to the bead stair, representing the factors of the decanomial square (Square of... -
Knobless Cylinders
Material Four boxes of different colors, each containing a set of cylinders that match the dimensions of the four cylinder... -
Roman Arch
Material Pictures of Roman Arches, ancient, modern, and local. Wooden base for building the arch. Support, lever, semicircular block. Basket with 9...