Students are given a piece of paper with a digit on it and then they stand in the "place value frame." I then call out an operation and a power of ten ("Multiply by or " Divide by and the students shift accordingly.

This foldable to help students to multiply, divide and simplify rational numbers using exponents rules. Invisible power, power of a power, zero exponent, negative exponent.

The Number One Way to End Power Struggles - and It Works EVERY Time Long, in depth article with lots of links, really thought provoking

Making Tens - Build number sense by reinforcing the math strategy of making ten. Teach students to make 10 to add and strengthen their mental math skills. Grab the FREE addition game Find the Ten Within.