Plastic links in four colors promote hands-on discoveries in patterning, sorting, measurement, set theory, and number concepts. Pliable plastic links are easy to join and separate. Links are transformed into jewelry, role-playing props, game parts, tape measures, and more. Red, yellow, blue, and green.  Children will spend hours manipulating these tactile connecting pieces.

Size: 1-5/8 in. x 3/4.