Jumbo Weaving Frames include 3 oversized geometric frames with inset strings to weave assorted colorful textural ribbons. Children can experiment with layering patterns emotional expression and abstract pictures within the square circular and triangular frames. Creativity cards are included to aid teachers in fun classroom activities working individually or in small groups. Begin with simple concepts and advance to more complex layering and creative tactile designs. The chunky wooden frames feature reinforced corners for added durability in preschool environments. Triangle measures approx. 16 W x 14 H x 1.25 D. Square measures approx. 14 W x 14 H x 1.25 D. Circle measures approx. 13 Dia. x 1.25 D. Ages 3+.