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grading and seriation—indirect preparation for mathematics
and a base to house the set
this board turns learning into an exciting game
Materials: Polyester
Large tray dimensions: 43 cm x 28
Bead Bars for Teen Boards (W Beads) human-anatomy grading and seriation—indirect preparation forWooden box containing 9 golden ten bars and one 19 coloured bead stair. With the Teen Boards, the child explores the numbers 1119. The child puts together ten bars and coloured bead bars to create teen quantities, learns the symbols for 1119, and associates the quantity with the symbol. Features W Beads are 8 mm acrylic, wired with brass. The bead colour matches our C Beads. Box dimensions: 13 cm x 13 cm x 3. 7 cm. Recommended ages: 45 years.
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