Free classroom units in marine science

Ready to teach units from the IMARCS Foundation, free to download and free to copy for your classroom. Nothing needed but a printout and a pencil.

See the units

Download a unit

Each unit is self contained and runs in a single class period. Take one, take both, and use them however they fit your class.

A blue giant clam with its patterned mantle open, surrounded by corals on a reef.
  • Grades 5 to 8
  • 45 to 60 minutes

Coral Reefs, Giant Clams, and Responsible Stewardship

A self-contained unit on coral reefs, giant clams, and what it means to be a responsible steward of the ocean. Covers reef ecology, symbiosis, how giant clams use sunlight to make food, responsible clam farming as a food source, and ocean chemistry.

Includes
  • Teacher overview
  • Student reading
  • Worksheet
  • Answer key
  • Optional class demo
Download the unit PDF
Two adult clownfish and a smaller juvenile sheltering among the tentacles of a sea anemone.
  • Grades 5 to 8
  • 45 to 60 minutes

Clownfish, Sea Anemones, and Responsible Stewardship

A self-contained unit using the clownfish to teach how scientists name and group living things, how clownfish live and reproduce, how color morphs are bred, and why choosing captive-bred fish is responsible stewardship.

Includes
  • Teacher overview
  • Student reading
  • Worksheet
  • Answer key
  • Optional design activity
Download the unit PDF

What is inside a unit

Printable PDF

One file, formatted to print. Open it, print it, teach it.

No materials needed

Nothing required beyond a printout and a pencil.

Answer key included

Every worksheet comes with a full answer key for the teacher.

Free to copy

Free to copy and hand out for classroom use.

Bring IMARCS to your classroom

The units stand on their own, and there is more available to any class that wants to go further.

Follow the research tanks

Classes can follow along with the work happening in our live research tanks.

Visit the facility

Schools near Osaka can arrange a visit to see the animals and the work in person.

Adoption programs

A class can adopt a giant clam, a clownfish pair, or a coral.

Request custom curriculum

IMARCS is always looking to expand our work with classrooms. If these units are useful to you, we would be glad to go further. Reach out any time with requests for additional units or for a custom lesson built around your class and your goals. Whatever your STEM objectives, we are happy to help however we can.

Jordan Flagel
[email protected]

Tell us what you need

Or email [email protected] directly.