The set includes 12 reversible gears and plates to cover 1-12 for both Addition and Subtraction.
Match the gears with the plates and start turning them to practice. Use the little square to cover the answers and then revel when you think you know it.
Each set comes with 2 frames so 2 children can use at the same time – if you require more frames then these can be added as an extra.
Size: Frame is 135mm with each gear being 125mm
Box Dimensions are: 200x160x100mm approx.
Wood Type: 3mm MDF
Please note each piece is made to order – allow 7-10 days to complete your order. If you require your item in a shorter timeframe let us know what date it is required in at checkout.