How many R's are in "Row, Row, Row Your Boat"? Kids find and count each letter R in the song on this kindergarten reading worksheet.

Your kindergarteners will look at the pictures each row and circle the item that does not belong with the others.

Aim for multiples of six on this worksheet with a carnival toss theme. To keep track, write the numbers at the bottom of the page.

Your students will have fun looking at the pictures in each row and deciding which item is not like the others.

Row, row, row yourself over to this coloring page for a glimpse of the rare American paddlefish.

Help your first grader get a handle on pre-geometry terms with this fun, colorful locations worksheet.

Counting pennies is as easy as 1, 2, 3! See if your child can figure out how many pennies are in each row.

Identify numbers that are one less than another number with this kindergarten worksheet!

Record the number of rows and columns for the arrays shown. Then, write a multiplication sentence for each one.

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.

Solve Sudoku for beginners by using logical reasoning and critical thinking skills to place numbers 1 through 4 in each row, column, and block only once.

Kids completing this third grade math worksheet multiply by 1 to solve each equation and also fill in a multiplication chart for the number 1.

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.

Kids will have a whale of a good time completing this Sudoku for beginners puzzle! Solve it by writing numbers 1 through 4 once in each row, column, and block.

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

This discussion guide helps readers reflect on chapters 1–38 of The One and Only Ivan.

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

In the Starry Sudoku worksheet, kids solve four Sudoku puzzles. In each row, column, and block the numbers 1, 2, 3, and 4 must appear once and only once.

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

Learn the number 1 with this early math worksheet!

Children practice their one-digit multiplication facts with this fall-themed math worksheet.

Explore how rectangles can be partitioned into rows and columns with this geometry worksheet!

Find the answers to 16 one- and two-digit division problems in this playful holiday worksheet!

Review the four basic math operations as you compete against a partner in this engaging worksheet!

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

Children practice their one- and two-digit division facts with this fall-themed math worksheet.

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