Use the bright, colourful foam Place Value Disks counters in this set to help children build a deeper understanding of number recognition, counting, grouping, addition, subtraction, place value and more through hands-on and visual learning. The disks are suitable for early years maths learning in the classroom or at home and can be used for a variety of activities. Disks are colour-coded to make it easy for students to identify and there are 280 in this set, with disks for 1, 10, 100, 1,000, 10,000, 100,000, and 1,000,000. Disks are easy to hold and measure 2.5cm in diameter.