Go up and down, and round and round while completing this exciting addition worksheet from Kids Academy! Hop on the Ferris wheel and complete each equation found in the baskets, solving for the missing number! Is the missing number 6? If so, draw a line from the basket to the number in the middle of the ride. Not only will your child be practicing important pre-algebra addition problems, but he or she will have fun with this upbeat and vividly illustrated PDF math page!