50 Bead String Activities jewelry-beads-components The lens is acrylic and

The lens is acrylic and five inches in diameter with a 1

A 1/4 width with drawing lip for marking accurate lines and quilt seam allowances

Available in a variety of color options

longer lasting hobby knife for home and office use

50 Bead String Activities jewelry-beads-components The lens is acrylic and50 Bead String Activities is a set of 50 double sided activity cards for teaching math skills with rekenrek bead strings. Topics include: counting, numbers, teen numbers, bigger and smaller, Ty numbers, visualizing numbers, less than and greater than, estimation, groupings, addition, subtraction, place value, compliments, big numbers, rounding, halving, doubles, skip counting, multiplication, division, remainders, negative numbers, proportion, ratios,