FSC-certified wood. 100% non-toxic, water-based stain and finish.
Binomial and Trinomial Formula Puzzle
Help your child recognize and create patterns with this early STEM toy, uniquely designed with pieces that represent the parts of algebraic formulas.
Wipe with a damp cloth and mild soap, then wipe with a clean damp cloth. Dry immediately. Do not submerge in water or have prolonged contact with liquids.