These Chalkboard Blocks from Hope Education are a versatile resource, with many uses in the classroom. They can be decorated by children to represent houses and buildings and used in small world or construction play. They can also be used to develop sentence formation and basic maths skills by drawing phrases and numbers on the blocks. Set includes:. 6 blocks size: 100 x 50 x 20mm. 6 blocks size: 80 x 80 x 20mm. The Chalkboard Blocks from Hope Education:. Helps children make sense of their community. Encourages imaginative play. Can be used for numeracy and literacy. Age Suitability: 3 Years +.