Khan Academy
Khan Academy: Codex Leicester: Fossils/mountains, Moon/tides
An excerpt from Leonardo da Vinci's Codex Leicester. Find out how this "Renaissance man" observed the Earth and learned more about tides, moons, and fossils in the mountains.
Georgia Department of Education
Ga Virtual Learning: The Moon
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...
E-learning for Kids
E Learning for Kids: Antarctica Penguins: How Does the Moon Influence the Tide?
This lesson explains how the moon affects tides on Earth and about the different types of tides.
Text Project
Text Project: Fyi for Kids: The Tides [Pdf]
This FYI for Kids (Volume 5, Issue 3) focuses on the tides. It explains the pull on the earth by the sun and moon and how the tides go in and out.
MadSci Network
Mad Scientist: Why High Tide Away From the Moon or Sun?
An excellent and thorough answer to the often asked question about high tide "bulges" on the side of Earth facing away from the Moon or Sun.
Curated OER
Eyes on the Sky, Feet on the Ground: The Earth's Moon
In this online textbook produced by the Smithsonian, students explore the phases of the moon, the moon's orbit, the origin of the moon, and the tides. Includes numerous inquiry-based activities.