Exercise Ball with Stabilizing Sand, 55cm, Black 50% plywood (pieces and the rest board) Compatible with our Spanish Reading

Compatible with our Spanish Reading Rods® Fonetica y Vocabulario products

iv : Each set includes 20 self-correcting puzzles explaining adding and subtracting one

giving it an authentic vintage look and feel

These brightly colored

Exercise Ball with Stabilizing Sand, 55cm, Black 50% plywood (pieces and the rest board) Compatible with our Spanish ReadingMPN: 006621 UPC: 810058430526 This sand filled ball is ideal as an alternative seating option for use at home, school, or at the office. The movement it provides helps to keep the mind engaged while providing an outlet for excess energy and decreasing anxiety and stress. The 55cm weighted ball promotes excellent posture while building core strength. The sand filled feature ensures that the ball does not roll around when it is not in use. Key Features