This ingenious representation of a classic design allows the builder to discover the principle of the keystone and its function in the support of an arch. Made from beechwood.
In the final stage of number work 1–10, the child applies its skills in associating quantity and symbol by identifying and placing the numerals in their proper sequence and then...
The exercises of the Short Bead Chains prepare the child for multiplication as he ‘skip-counts’ the bead chains. Also included is a bead square for each number 1-10.