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Step right up to the Math Circus. Watch the Quidget Family and the Subtractobats perform high-flying feats of mathematics. In this astounding story, Leap, Lily, Tad, and wacky Professor Quigley train numbers to count, add, and subtract in a series of amazing circus acts. Numbers and Quidgets fly from trampolines, trapezes, and cannons as they teach early mathematical concepts.