Yellow Prisms for Volume bead-type A small rectangular wooden tray

A small rectangular wooden tray with inset handles

Dimensions:

including lightness of touch

and this Nuts and Bolts material helps develop the ability to recognize and manipulate threaded bolts of different sizes

The Subtraction Working Charts aid the child in practice and memorization of the subtraction combinations

Yellow Prisms for Volume bead-type A small rectangular wooden trayA wooden hinged box with lid containing 5 wooden rectangular prisms with yellow finish and ruled with lines and squares. Features Box with lid dimensions: 24 cm x 14 cm x 12 cm. Prism dimensions: 20 cm x 10 cm x 2 cm. Recommended ages: 912 years.