Children look at nine sequences of numbers and fill in the missing ones.

Kids practice estimation by guessing the number of stars on this first grade math worksheet. Then they check their guess by counting the stars.

Kids find the missing numbers to complete the iceberg grid. This first grade math worksheet offers practice counting whole numbers to 100 and counting by fives.

Looking for a worksheet to help your child with number values? This printable will help practice the concept of more than and less than.

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

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

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

Who knew counting practice could be such an adventure? Your first grader will practice number ordering and skip counting as she journeys through the cave.

Looking for a worksheet to help your child with reading numbers? This first grade printable will flex his number skills.

Get even more practice comparing two-digit numbers in this bright and colorful practice worksheet!

Who knew counting practice could be such an adventure? Your first grader will practice putting numbers in order and skip counting as she searches for treasure.

Who knew counting practice could be such an adventure? Your first grader will practice ordering numbers and skip counting as she dodges obstacles in the cave.

Who knew counting practice could be an adventure? Your first grader will practice putting numbers in order and skip counting as she hunts for buried treasure!

Help your first grader practice counting with a tugboat dot to dot.

Reveal a playful picnic by completing this first- and second-grade place value puzzle!

Help your first grader refresh her understanding of the order of numbers with this practice quiz.

Review numbers and counting skills with your first grader. This practice quiz is a great intro to standardized testing.

Here's an Easter egg hunt that involves a little counting practice too! Your child will practice sequencing numbers.

Children practice identifying quantities by grouping in this early math worksheet!

Have your first grader practice sequencing numbers by putting this group of 18 consecutive numbers back into the right order.

Learners compare two-digit numbers in this bright and cheery practice worksheet!

Make math practice fun, with a jungle numbers trek! Your little adventurer will practice putting big numbers in the right order.

Here's an Easter egg hunt that involves a little counting practice too! Your child will practice sequencing numbers from greatest to least.

Some of your friends' Valentine's Day notes need to be delivered! Have your first grader practice sequencing numbers with this worksheet.

Some of your friends' Valentine's Day notes need to be delivered! Have your first grader practice sequencing numbers with this activity.

For each two-digit number on this first grade math worksheet, kids determine the place value of each digit, then write each digit in the tens or ones column.

For each two-digit number on this first grade math worksheet, kids determine the place value of each digit, then write each digit in the tens or ones column.

Prepare to explore a mysterious cave where there are dangers around every corner! Your first grader will practice putting numbers in order.

Can your first grader do some counting to help deliver these Valentine notes? Help him practice sequencing numbers with this activity.

Give your first grader some practice sequencing numbers! He'll put this group of 18 consecutive numbers in order from greatest to least.