Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...

Use this simple, but eye-catching graphic as a sheet on which children can count, sort, and glue or draw 100 objects divided into sets of 10. A handy reproducible for 100th day. 

In this counting worksheet, learners analyze a hundred chart and answer 5 questions about it. Students will be counting by 5s or 10s.

In this counting worksheet, 3rd graders count up to 100. Students complete 3 charts filling in the missing numerals counting by tens and fives.

In this mathematical worksheet, students count one hundred different colored tiles to master the ability to count to hundred by tens.

Scholastic has put together 100th day math ideas from several different teachers. Includes "zero, my hero", probability, sorting, measuring, estimating, counting, weighing, money, and other ideas for celebrating the 100th day.

Great ideas for "100th Day" activities. Most of these would be a good challenge for upper elementary school students if you want to include them in your 100th Day celebration. Activities include counting, measuring, weighing, sorting,...