Introduce mathematical concepts through play! Children can use their problem-solving skills to complete the puzzle. When they are ready, you can begin to discuss the concepts of fractions and talk about how many pieces make up a whole, half and quarters, for example. A great toy that can be used as a simple puzzle in the early years and reintroduced when children are ready to learn about mathematical concepts. This 56-piece set contains fractions from 1 whole to 1/10. Approximately 7" in diameter and 2.8"H. Made with FSC certified Beech wood. Suitable for children ages 2+.