In this Halloween maze, follow the even numbers out of this scary graveyard. But watch out -- there are odd numbers waiting to trip you up!

Is that a one-eyed Octopus with horns? Now, that's odd! See if your second grader can identify the odd numbers in this worksheet.

Let's get to the math lab and figure out these numbers. Your second grader will do counting, coloring and writing while learning about odd and even numbers.