A set of four 22mm dice, featuring Numicon patterns alongside the numerals, two 0-5 dice, one 5-10 dice and one + - dice. Not suitable for children under 36 months due to small parts.FeaturesNumicon is research-based and proven to have a significant and lasting impact on results.Numicon apparatus encourages children to reason mathematically through use of concrete objects.Each Numicon Teaching Resource Handbook activity includes a list of the concrete resources used to support learning.