### Cylinder Blocks

Material Four rectangular blocks made of wood.Each block has ten holes which can be paired correctlywith only one corresponding knobbed...

### 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...