Description: Set includes 16 plastic magnetic circles. A kinesthetic way to reinforce basic fraction concepts and teaches students about fractions, equivalencies, common denominators, and multiples. An entertaining way for students to challenge their brain and understand fractions. Perfect for the whiteboard. Suitable for Grades 1 and up. Size Chart: Diameter of Circle: Approx. 20cm/7.87inch Package Includes: 1 Set Magnetic Fraction Circles Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size