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The Centesimal Circle & Protractor can be used with this set to demonstrate how a fraction corresponds with an angle measurement
Painted blue
A set of 45 golden bead bars of ten
Squares sold separately
Please see listing photos for dimensions
Bead Bars for Ten Boards (W Beads) grammar The Centesimal Circle & ProtractorWooden box containing 9 golden ten bars and 10 golden unit beads. With the Tens Boards, the child explores the number names of the tens and the sequence of numbers 199. Bead quantities are created from the ten bars and the unit beads in the Tens Bead Box and are associated with the corresponding numeral on the Tens Board. 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.
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