This number challenge will help reinforce number sense in kids who've mastered their counting.

Help your first grader build her number sense with this worksheet featuring number patterns by 2, 5, and 10.

Learners will use their number sense and logic skills to find the missing number in each of 18 sequences.

Use this glossary with the EL Support Lesson: Number Talks with Mixed Number Addition.

Follow the clues to create a six-digit number using the numbers in the number bank. Use a little bit of logic to unscramble the numbers.

Use these vocabulary cards with the EL Support Lesson: Number Talks with Mixed Number Addition.

Become a number detective in this riddle-filled worksheet!

Review your greater than or less than signs with this number comparison worksheet.

Have your student add the domino dots to build fact family number sentences. Your student will practice building number sentences.

Find the mystery number in this intro-to-algebra worksheet that practice places value.

Practice counting and number recognition by filling in the missing numbers on each line.

Complete the number sentence by counting left and right on a number line. Can your child find all the missing numbers?

Give your child prime number practice with this simple worksheet.

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he'll put numbers in the right order.

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he can put numbers in the right order.

Reinforce number recognition skills with this versatile number template.

Reinforce number recognition skills with this versatile number template.

Use the number line to decipher the hidden message! Fill in the blanks to this number line with fractions and decimals.

Print these handy number cards on card stock and use them to practice number recognition and basic facts. For a fun twist, cards can be used to play Addition Number Grab, a variation of War!

Find Atlantis and practice number ordering with this undersea number worksheet. Kids will arrange numbers from least to greatest and vice versa.

Help your child with his logic and number skills with this fun worksheet, which is similar to the number puzzle game of Sudoku.

Your student will visualize the subtraction problem by counting spaces on the number line.

It’s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.

Try to create every number from 1 to 50 with the number four by using addition, subtraction, multiplication, division... even exponents and decimals!

Build your child's number sense, with an undersea number adventure! She'll navigate through coral reefs as she puts numbers in the right order.

How well does your kid know number order? Test his skills with this number sequencing worksheet.

With this worksheet, your students will develop number sense as they round decimals to the nearest whole using number lines.