MoTrent Wooden Educational Counting Toys – Math Abacus Number Learning Toy for Kids for 3 Year Old and up Price: $11.99 (as of 31/12/2019 08:43 PST- Details)

Set up with 55 pcs stacking ring puzzles of ten columns + one double-sided wooden basic
Made of high quality solid wood painted with eco-friendly water paint
Makes it so much easier to teach the kids addition and subtraction