Create a mini guide that can serve as a useful reference when completing the activities in the workbook "Hooray for Arrays" and others.

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.

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.

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

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

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!

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

Learners will practice dividing two-digit numbers by one-digit numbers in this division without remainders worksheet.

Practice one- and two-digit division facts with this 20-problem worksheet!

Children practice their one-digit multiplication skills with this Thanksgiving math worksheet.

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

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 multiplication facts for numbers 1-10 in this Halloween-themed 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.

Children practice conceptualizing multiples of 100 using a visual reference with this two-part worksheet.

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.

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

Get your kid into a fraction frenzy with this easy-to-understand worksheet that introduces them to one-half.

Make this worksheet the one to help you memorize your 1 and 2 fact families!

Build fluency by identifying one more and ten more than a given number within 100 with this worksheet!

Practice finding numbers that are one less with this hands-on worksheet!

Can your first grader count from 1 to 50? Test his counting and writing skills with this colorful printable.