The mission of the California Academy of Sciences is to explore, explain, and sustain life.

Anemones provide shelter to clownfish, and clownfish provide nutrients for anemones. Make your own dynamic undersea duo using paper tubes and coffee filters.

Just like other animals, corals come in all different shapes and sizes, from flat plates to branching arms to mushroom-like orbs. Learn more about the surprising shapes of coral with Academy educator Cassie.

Here’s your chance to use ALL the crayons as you bring a colorful coral reef habitat to life. Can you find any animals hiding among the coral?

Academy educator Aya takes you on a wild, whimsical tour of a coral reef, where you’ll zap up a plankton snack with your stinging nematocyst and learn about the important work that coral reefs do in our ocean.

Visit some of Steinhart Aquarium’s “a-ray-zing” coral reef creatures with Ray, the talking stingray tour guide.

So many cool creatures cruise the reef. Print out and color this coral reef scene. What animals do you see?

Adventure through the coral reef with Octopus as he makes friends on his way to school in this interactive puppet show.

Seven species of sea turtles paddle through the world’s oceans. Color this one, along with some of its coral reef neighbors.

Moorish idols are striking-looking fish that live in coral reefs throughout the Indo-Pacific region. Color them yellow, black, and white—or use your imagination!

Butterflyfish are a group of fish that live in coral reefs.

Sea turtles spend almost their entire lives underwater, even though they breathe air. As you create your turtle, imagine paddling through the colorful coral reef. What would it be like to carry your home on your back?

In this video, see what our divers see as they glide through the warm, crystal-clear water to check up on the reef’s residents.