Interactive
Other

Kids Play Park: Copy Cat Jack!

For Students Pre-K - 1st Standards
A memory game with animal sounds. Listen to the pattern and the repeat it back. A new animal sound is added each time to make it more and more challenging.
App
National Gallery of Art

National Gallery of Art: Wallovers

For Students Pre-K - 1st
A wallpaper-designing program that turns your freehand drawing into repetitive patterns. A good introduction to repetition as a design principle and to grid systems.
Unknown Type
Disfruta Las Matematicas

Disfruta Las Matematicas: Hojas De Ejercicios De Matematicas Preescolares

For Students Pre-K - 1st Standards
This site contains many worksheets for preschool students. You can see them on the screen and print them with or without the answers.
Interactive
Fun Brain

Fun Brain: Number Cracker (Number Series Game)

For Students 2nd - 5th
The Number Cracker needs you to help find a secret code by identifying the missing number in a series.
Interactive
Toy Theater

Toy Theater: Patterns

For Students Pre-K - 1st Standards
The user is presented with a pattern consisting of creatures made from colored shapes. The length of the pattern can be either 3, 7 or 9 creatures. The user must then choose from a template of creatures to complete the pattern.
Activity
Bill Nye

Bill Nye: Marvelous Marbling

For Students 1st - 5th
Try this at-home science experiment to learn how to make marbled paper.
Activity
Other

Math Stories: Finding a Pattern

For Students Pre-K - 1st Standards
At this one page site, you can work through step by step a sample problem that illustrates the problem-solving strategy for "identify a pattern." The answer is right there to help you check your thinking.
Graphic
Curated OER

Number Nut: Two Dimensional Pattern

For Students Pre-K - 1st
A pattern of rectangles on a hardwood floor. (Photo)