Get ready for some merry math practice this Christmas! Santa has left lots of colorful presents filled with simple addition facts.

Santa's a busy guy. Help him out this holiday season by adding up his stash of candy canes, snowmen and presents!

Santa has left lots of colorful presents filled with addition facts for your first grader to practice!

Ho ho ho! Santa has left lots of colorful presents filled with addition facts for your first grader to practice.

Merry Christmas! To help your child stay sharp during the holiday, Santa has left lots of colorful presents filled with addition facts for your child to solve.

Ho ho ho! Santa's left lots of colorful presents filled with Christmas addition problems for your child to solve.