Give your child practice counting objects with this printable worksheet, which focuses on the numbers 15 through 20.

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

Invite first graders to dive into the world of two-digit numbers using place value models!

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

Looking for a worksheet to help your child with place values? This printable will flex his math skills.

This tricky number ordering worksheet is perfect for your child on Valentine's Day. Kids will arrange numbers from greatest to least.

Beginning counters will go on a number cave adventure. Help your child practice putting big numbers in the right order as he journeys through obstacles.

Swim through this ocean-themed number exercise to find the lost city of Atlantis. Kids will work on ordering numbers in this math worksheet.

Little explorers, time to go on an underwater number adventure! Your child can hone his counting skills by putting big numbers in the right order.

Do some Halloween counting to fill in the missing numbers on the tombstones! Ask your child to practice Halloween counting to fill in the missing numbers.

Kids will go on an under-the-sea adventure with this number ordering worksheet. Help your child put numbers in order to find the lost city of Atlantis.

Let's go on a number adventure! Your little one can practice putting numbers in the right order as she swims around obstacles to find the kingdom of Atlantis.

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.

Is your child ready to discover the underwater city of Atlantis? Practice putting numbers in order, and navigate a coral reef and to sneak past an octopus!

In this Halloween-themed math worksheet, students will look at existing game boards and add one and two-digit numbers as they try to determine who got the pumpkin in the pumpkin race game.

Understanding place value is fundamental to developing and mastering number sense skills. Use this assessment activity to evaluate how your first graders are coming along in their understanding of place value using tens and ones.

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

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!

Get ready for a beginning counter number adventure. Help your child put numbers in the right order and practice skip counting while searching for treasure.

Dive into number ordering with this underwater adventure worksheet. Your child will order numbers from greatest to least and vice versa to find Atlantis.

Find Atlantis and practice number ordering with this undersea number worksheet. Kids will arrange numbers from least to greatest and vice versa.

What do counting and coloring have in common? This hundreds chart comes with some instructions that will bring math patterns and place value to light.