Kids count and color in this one-to-one correspondence worksheet.

Children will enjoy counting (and perhaps eating!) the rainbow with this fun one-to-one correspondence practice worksheet.

Children use their critical thinking skills and knowledge of community helpers to select the odd picture out.

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

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

Kids count the number of buttons on each shirt and draw lines from the number 1 to the shirts that have one button on this prekindergarten math worksheet.

Learn the number 1 with this early math worksheet!

These kids are decked out in full Halloween costume, one a wild west bandit, the other a circus clown.

It's time to rhyme! On this prekindergarten reading worksheet, kids draw lines to connect pictures whose names rhyme. Then they think of other rhyming words.

Can your preschooler trace the horizontal lines to guide the tugboat from one end of the river to the other?

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

One of these animals is heavier than the other! Teach your child about the concept of weight with this measurement worksheet.

Use this glossary with the EL Support Lesson: One of These Things.

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.

Help students learn simple addition by exploring the concept of "plus one" in this worksheet.

Children practice counting and comparing amounts in this numbers 1-10 math worksheet.

Kids color a rabbit and trace the number 1 several times to practice counting, identifying, and writing numbers on this prekindergarten math worksheet.

This preschool math and coloring worksheet focuses on the number 1. Kids color all of the spaces with the number 1 to reveal a hidden shark picture.

Help your little learner take the first steps toward reading and phonemic awareness! Draw a line through the pictures that end in "-one".

Give your little counter a head start on her numbers! This number puzzle will make up the number "1" when put together correctly.

Use this glossary with the EL Support Lesson: Which One Has More?

Children can practice counting, ordering, and identifying numbers 1 to 20 with this set of number cards.

Use this glossary with the EL Support Lesson: Ordering Numbers 1-10.

Kindergarten students are practicing their addition skills! Help them practice adding one more using this helpful worksheet.

Did you know there's a birthday for trees? The Jewish holiday Tu B'Shevat is like one, and plenty of other culture celebrate trees as well.