Help your first grader build her number sense with this worksheet featuring number patterns by 2, 5, and 10.

Business is booming at the Number Factory! Its time for your first grader to go to work putting numbers in order in all kinds of ways.

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

Count on this worksheet to help you learn your number 2!

This number challenge will help reinforce number sense in kids who've mastered their counting.

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Help your students understand two-digit numbers and what they represent! Print and laminate a set of the Place Value Mat: Two-Digit Numbers to support young math learners as they develop a stronger number sense!

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he'll put numbers in the right order.

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he can put numbers in the right order.

Give learners more practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!

Practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Explore two-digit numbers using place value models with this first-grade number sense worksheet!

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Learners will use their two-digit counting skills to complete a puzzle in this fun number sense worksheet.

Get practice writing two-digit subtraction equations using an number line with this first-grade math worksheet!

This number factory is getting out of order, can your child help? He'll put random numbers back in the right order, and practice skip counting.

Beginning counters, get ready to go on a number adventure! Help your little one practice putting big numbers in the right order and do a little skip counting.

Give learners practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!

Get more practice adding tens on an open number line with this first-grade math worksheet!

Give learners more practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!

Get more practice comparing two-digit numbers with this inviting practice worksheet!

Get practice writing two-digit subtraction equations using an open number line with this first-grade math worksheet!

Practice counting and number recognition by filling in the missing numbers on each line.

Your little Olympian can join two downhill skiers in this combination math and color-by-number worksheet. Your kid will solve addition and subtraction problems.

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

Children will fill in the missing numbers from 63 to 72 in this sweet number sense worksheet.

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

Children will fill in the missing numbers from 95 to 100 in this sweet number sense worksheet.

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

Review your greater than or less than signs with this number comparison worksheet.