1. Add & Subtract Abacus

   
   Ideal for the classroom or the playroom, this classic toy gives kids lots of ways to explore numbers, colors, and patterns! Just slide the two double-sided wooden boards into the base, then encourage kids to solve equations by lining up...

2. Wooden Abacus

   
   Kids can count on this wooden "calculator" for years of play and learning! The Melissa & Doug Abacus is beautifully crafted with a solid hardwood base, and 100 brightly colored wooden beads. The sturdy frame holds 10 thick-coated wires with...