Enjoy a Halloween-themed race to 100 as students imagine units, rods, and flats as candies, broomsticks, and pumpkins. Players will use this pumpkin race board to regroup between place values up to the hundreds place in order to win the game!

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

Learn to write and represent tens with this first-grade math worksheet!

First graders explore two-digit numbers using place value models in this number sense worksheet!