Tag Archives: Exponents

Multiplying by 25

In this video, 7-year-old(!) Autumn shows how easy it is to multiply a number by 25. The accompanying article explains why teaching this method is important for preparing children for Algebra. Continue reading

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Variables made easy

In this video, 6-year-old Autumn explains that a variable in an expression can be thought of as a “slot” that a number can be inserted into. Watch her do arithmetic with “slots” (i.e., variables)! Continue reading

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Powers of 2

In this video, 6-year-old Autumn explains the meaning of “2 to the power of 4.” Continue reading

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