Boost your first grader's number sense with a lesson in place value up to the tens place.

Jump to the rhythm of the math beat with this 1st grade worksheet that features single-digit addition problems with sums up to 9.

Solve the mystery of who's who in this puzzle full of spooky, cute, and creative Halloween costumes! 

Have kindergarteners and first graders practice their counting skills by filling in the missing numbers on this hundred chart!