I used this foldable to teach integer exponents to my 8th grade math students. It is organized into three tiers (positive exponents, negative exponents, and expressions involding exponents).
A detailed answer key is included.
You may also be interested in some of my foldable bundles:
The Ultimate 7th GRADE MATH Foldable & Activity BundleThe Ultimate PRE-ALGEBRA Foldable & Activity BundleThe Ultimate PRE-ALGEBRA & ALGEBRA 1 Foldable BundleThe Ultimate GEOMETRY Foldable Bundle