"Was the area of a parallelogram base times height?" "I get the trapezoid formula wrong every time." "I can't tell which length is the height when the diagram changes." Many people feel this way. The ...

There’s a waterpark in Portland, Indiana, and it has a way of turning perfectly reasonable adults into screaming, splashing, ...

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I will never forget this one day when Kevin was a preschooler. We had an IEP meeting, and one of his proposed math IEP goals was to be able to visualize and identify what 2 of something looks like or ...