The 100s Chart is an excellent tool to explore counting patterns.

Big number song

Count to 100

count by 2s, 5s and 10s

Count by 2s

Count by 5s

Count by 10s

Count back from 20

Let's Count Down from 100!

Counting Down from 100-1

1-10

Five ways to Show Numbers

11-20

Five ways to Show Numbers

Principles of Counting

1 to 1 Counting

One to one Counting

One to One Counting

I Like to Make 5

Ways to Make 5 with Objects

Ways to Make 5 with Fingers

Number Pairs of 5

Subitize up to Ten

Tens Frame Flash 1-10

Tens Frames Flash 11-20

Subitize with a Pirate

Interactive Five Frame Game 

Interactive Ten Frame Game

Ten Frames 1-10

Representing Numbers in different ways

Tally Marks

 1-10

Tally Marks 11-20

I Can Show Numbers in so May Ways

Numbers in the Teens Have a Group of Ten

Teen Numbers in the Air

Grab a Ten

Beep Beep Vroom Vroom

We See Patterns Everywhere

Pump up the Pattern

Patterns For Kids

Scratch Garden Patterns

The Pattern Song

Translate a Pattern

Translating Patterns

One More

One Less

More and Less Game

More and Fewer

Let's Learn Our Numbers 0-10

Number Song

Teen Numbers are so Much Fun!

Count to 20 and Workout

Greater Than, Less Than, Equal To

Count By 1s to 50 Forward and Backwards