Building area understanding using pattern blocks; using a numberline to solve problems Building area understanding using pattern blocks; Building the foundation of using a numberline to solve problems ...

This lesson starts to building the understanding of fractions at the 2nd grade level This lesson starts to building the understanding of fractions at the 2nd grade level ...

We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple third-grade math problem manages to trip us up and make us question our ...