1.NBT.A Worksheets, Workbooks, Lesson Plans, and Games

Has your little math whiz mastered the hundreds chart? Give him a fun challenge with these fill-in-the blank pieces of the chart.

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

Children will fill in the missing numbers to complete a hundreds counting chart in this number sense worksheet.

Does your child need practice with his math skills? This printable worksheet, which will help him count up to 100, will give him practice counting by 2's.

Does your child need practice with his math skills? This printable worksheet, which will help him count up to 100, will give him practice counting by 5's.

Children will fill in the missing numbers from 46 to 50 in this sweet number sense worksheet.

Make counting fun with colorful counting bears. Students will learn that skip counting is faster than counting by ones. They will also come away from the lesson with ideas of when skip counting can be used.

Pop into place! This lessons builds your students' knowledge of numbers, their place value, and how to write them correctly.

Keep students engaged and help them practice their counting fluency with this fun, game-based lesson. Students count and work with each other to create the classroom’s longest number snake. Who will be the winner?

What does it feel like to take 120 steps? In this lesson, students practice counting and completing word problems up to 120.

“Gong Xi Fa Cai, Hong Bao Na Lai!” This means "Happy New Year, Give me my red envelope!" Students will count coins and write the value all while learning about the Chinese New Year tradition of handing out red envelopes filled with money.

Engage students in counting through fun "I Spy" activities! Students gain fluency counting and recording numbers to 30.