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

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.

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

Use these digit cards to practice number recognition or basic facts. Or take the learning up a notch by using the cards to teach place value as students build two-digit numbers to play the Hungry Alligator game!

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

Get your students working with place value and comparing two-digit numbers using symbols for greater than, less than, or equal to.

Swim through this ocean-themed number exercise to find the lost city of Atlantis. Kids will work on ordering numbers in this math worksheet.

Kids will go on an under-the-sea adventure with this number ordering worksheet. Help your child put numbers in order to find the lost city of Atlantis.

This number sequencing worksheet asks kids to arrange the numbers from least to greatest.

Learn to write and represent tens with this first-grade math worksheet!