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Book cover for "Let's estimate"
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5 stars
Description:
This introduction to the mathematical estimating and rounding explains the difference between the two, their uses, and gives directions for estimating and rounding.
Book cover for "Sir Cumference and the sword in the cone"
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5 stars
Description:
Sir Cumference, Radius, and Sir Vertex search for Edgecalibur, the sword that King Arthur has hidden in a geometric solid.
Book cover for "The times machine!"
Star rating for The times machine!
Description:
Unleash the magic of math with Danica McKellar, her friends Mr. Mouse and Ms. Squirrel, and the exciting contraption the Times Machine!