Can you figure out what I'm thinking of in 20 questions or less? Step up to the challenge with a ready-to-print scorecard for this classic logic game!

Use this glossary with the EL Support Lesson Plan: Adding Within 20.

Gain expertise with addition sentences within 20 in this helpful math worksheet!

Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.

It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Master subtraction under 20 with this bright, inviting practice sheet!

It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.

A curious alien needs help finding fractions. Use your math know-how to fill in the pictured shapes, 1/2 red and 1/2 blue.

Practice addition while solving number puzzles in this engaging worksheet for first and second graders!

It’s time for some DIY! Students will be challenged to solve 20 addition and subtraction problems in this friendly worksheet!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Travel through the hundreds chart on a quest to one.

Children will look at a list of 20 words and sort them according to whether they make a long or a short /oo/ sound.

Your second grader will have a great time learning to count money with these cut-out 1, 5, 10 and 20 dollar bills.

Give math skills a workout with this race against the clock! This worksheet of subtraction problems should be worked on for just one minute.

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.

Follow fluency facts to finish this fun first- and second-grade subtraction maze!

Let this first- and second-grade subtraction worksheet serve as the cherry on top of your fluency practice!

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

How well do you know your basic subtraction facts? Test your knowledge in this worksheet!

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

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

Learners will answer 20 problems designed to assess their understanding of addition and subtraction facts within 20 in this engaging math worksheet.

Make your way through a maze of addition problems in this engaging worksheet!

Let’s see how well you know your addition facts!

Shape up your addition skills with these square puzzles!

Cheer up your usual math routine with this underwater-themed subtraction worksheet. Featuring a sinister-looking alligator, this worksheet is engaging and fun.

Solve math puzzles so you aren’t puzzled by addition problems in the future!

Practice addition within 20 with this Halloween math workheet!