Or download our app "Guided Lessons by Education.com" on your device's app store.
Want to bulk up your child's addition skills? This super hero-themed worksheet will do the trick—and keep him motivated, too. All he needs is a little perseverance and a bit of practice, and he'll likely become a pro at two-digit addition.
If he enjoys this worksheet, make sure to check out the rest of the Name That Hero! series.