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36 interchangeable, colorful magnetic pieces show the relationship of the parts to the whole cube or sphere. These shapes indicate the fraction values of 1, 1/2, 1/3, 1/4, and 1/8. May be used to explore fraction skills, such as adding and subtracting, equivalents, and mixed numbers. Cubes and spheres measure 3". Includes guide and labeled storage tray. | |