Learn how an alternative energy source called tidal energy works, and find out where it is being harnessed.

A simple one-page explanation of oceanic tides. Includes instructions for completing a tide-mapping activity.

In this interactive tutorial students will explore what it is like on the Moon. Learn why the shape of the Moon seem to change and also about lunar eclipses. Discover why the tide changes twice a day and explore how the cycle of the Moon...

In this project for Grades 6 to 12, students will use real data collected online to learn how waves and tides work. They will learn what causes water to move, and how waves and tides impact on humans, organisms and waterfront lands. They...

Students learn about surface currents, wave characteristics, and the forces that cause tides in the World Ocean.

A collection of articles and news items on algae: what they are, different kinds, harmful effects of some (e.g., red tide), potential benefits (e.g., as a replacement for fossil fuels), their role in ecosystems, etc.

Visit the magnificent Hopewell Rocks and view the famous Flowerpot Rocks. See time lapse photography of the tides of the Bay of Fundy at both low and high tide. Video length 2:07

This large PDF file integrates math, science, and language into several lessons about characteristics of the oceans. Topics include ocean currents, tides, density, marine life, and pollution.

Online school for weather presents a complete guide to the ocean and its effect on our weather such as El Nino, hurricanes, floods, and droughts. Explores layers of the ocean, sea water, waves, tides, rip currents, and more. A review...

Visit the famous Hopewell Rocks and explore the park and its famous Flowerpot Rocks where the highest tides in the world can be found. Check out the "Did you know?" sections for fascinating facts and information.

Take a panoramic tour of the famous Hopewell Rocks. Explore the ocean floor and the rock formations. Be careful! When the tides come in the water rises to a height of a four story building.

This picture book was created by a high school junior from the Kanu o ka 'Aina New Public Charter School on The Big Island of Hawaii, a K - 12 Hawaiian-Immersion school. It was created for younger, elementary-aged students, as part of an...

Students complete original research to create a calendar. Each calendar month includes a page with informational text and original photographs featuring different endangered animals of the San Diego Bay including tidal information and a...

This guide to the intertidal zone was created by 7th grade students in Portland, Maine, as part of a Learning Expedition called, "In the Zone." Each student was responsible for studying and researching a particular species within the...

Sites of tide gauges in Britain in 1915, showing Dunbar, Felixstowe, and Newlyn.

pool (tide pools)

pool (tide pools)

pool (tide pools)

Info page of sea star inhabitants of tide pools.Includes excellent photography

Information on the features, size, salinity, temperature, ocean floor, currents, and tides of the Atlantic Ocean.

In this online textbook, students explore the phases of the moon, the moon's orbit, the origin of the moon, and the tides. Includes numerous inquiry-based activities.

Look at the twenety-two marine life species in the Southern California Tidepool. An image library lets you see where the specific species live.

This is a Native American Raven tale from a Pacific Northwest tribe provided by Native American Storyteller, Barry McWilliams.

Visit this free Alaska travel guide about Alaska tourism, with information on travel regions, cities, national parks, activities, weather, and various maps.