Practice adding one to numbers within 10 with this first-grade addition worksheet!

Travel through the hundreds chart on a quest to one.

One more vegetable! This worksheet will have your students figuring out what happens when you add one more vegetable to the existing list.

In this worksheet, students will identify, count, and order numbers from 1-10 in order to gain a better understanding of one-to-one correspondence between numbers and pictures.

Use this glossary with the EL Support Lesson: One Less.

Ask your kindergartener to complete these one-digit subtraction facts, and they'll go above and beyond kindergarten standards in no time!

Give your first grader's math skills a boost with this delightful worksheet that asks them to complete a collection of one-digit addition problems.

Help kids grasp the concept of subtraction by taking one away in this worksheet.

Learn the number 1 with this early math worksheet!

Which one is longer? Practice quantifying things in measurements using this beginner's worksheet!

This fun fraction worksheet introduces kids to the fraction 1/3.

Use these vocabulary cards with the EL Support Lesson: One Less.

Use this glossary with the EL Support Lesson: One More Please!

Your number 1 math star will love this starry kindergarten math worksheet!

Help your kid understand what one-fourth means with this introduction to fractions.

Kindergarten students are excited to practice their addition skills. As they grow to become better mathematicians, use this fun worksheet to help them understand what happens when you add one more.

Practice your fractions with a fun, visual activity! Your first grader will get to practice his fraction 1/3 by looking for shapes that are one third shaded.

Practice tracing and finding numbers one through five with this early literacy worksheet!

This first grade math worksheet will help your child master the fraction 1/2. Your child will circle the number of items that equals one half.

Use this glossary with the EL Support Lesson: Which One Is Bigger?

In this grammar worksheet, learners will turn one noun into two using their plural noun know-how.

This worksheet does double duty—teaching about both coins and patterns! Evaluate each pattern of coins and draw which one will come next.

Help your child master the fraction 1/4 with this cheerful first grade math worksheet. Your child will figure out how many items equals one fourth of the group.

Here's a fun way to help your first grader practice telling time: cute play paper watches! Each watch shows a different time between 1:00 and 1:45.

Ready, set, go! Start the timer and get going on this one-minute math addition practice.

What's both fun and challenging? These Riddles and Codes worksheets, which pack a one-two punch of brain teasers.

Children add 10 or 1 to move through the hundreds chart to get to 100 in this fun addition worksheet.