Composing 100

Composing 100

Ten is obviously an important benchmark in our number system. In Kindergarten, learning the combinations of the numbers up to ten is a year-long process. Ten-frames are an ideal tool for exploring combinations for ten. Because of its relationship to ten, one hundred...
Coin-Counting Routine

Coin-Counting Routine

I always love it when I can help kids see mathematical connections between seemingly unrelated skills or concepts. For example, think about the skills required for both telling time and counting money. When you do either, you skip count by one number and then switch...

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