Binomial Cube musical-instrument Wooden puzzle of a tree

Wooden puzzle of a tree with pieces representing its anatomical parts

Box dimensions: 32 cm x 12 cm x 10 cm

Wooden puzzle of a fish with plastic knobs

subtraction and multiplication

Binomial Cube musical-instrument Wooden puzzle of a tree8 painted wooden prisms in a wooden box with a lid. The box is hinged and opens out to display the cubes. The lid and sides of the box are printed with the binomial square pattern. The purpose of this product is to provide the child with tangible experience of the way in which the cube can be divided and subdivided. It also lays the foundations for the later study of algebra. Features Cube dimensions: 7 cm x 7 cm x 7 cm. Box dimensions: 9. 3 cm x 9. 3