Join Mrs. Ignagni for a Mystery Math Mistake with her friend Springling. Can you figure out where she went wrong on her open number line?
Lesson 1208
Math
3rd Grade, 4th Grade, 5th Grade
In an unlikely pairing, the CyberSquad helps Hacker stop a new villain named Zusk who is zapping trees with his [...]
Lesson 1210
Hacker suctions up all the dirt in Dingerville Park just before The Dingerball Series -- a once-in-every-four-year championship -- leaving [...]