Join Ellen on her trip to the Kaap De Goede Hoop in South Africa, and learn more about plants, animals, and energy.

What types of adaptations enable deep-sea fishes to survive and collect food in the darkness of the deep ocean? Interactive, hands-on lesson plan takes students on an exploration of deepwater adaptations by searching for Skittles in a...

Turn over this interactive OLogy card to find fast facts, questions and answers, and similar bite-size pieces of information to help you understand the nature of estuaries.

Explore the rich habitats and natural beauty of the California landscape in this interactive video.

Explore the rich habitats and natural beauty of the California landscape in this interactive video.

Help Plum collect all the different kinds of seeds before time runs out. Fun, interactive game shows how different seeds propagate. Look out for those crows!

Selected (8) reading passages (grades 6-10) to pair with "World Without Fish" by Mark Kurlansky. Mark Kurlansky discusses how humans treat the oceans and the fish that live in them, and what the world will likely look like if fish...

Discover how organisms interact in their environment.

Review ecology, the study of how living organisms interact with each other and their surrounding environment.

This digital textbook covers core earth science concepts and includes interactive features, real-world examples, videos, and study guides.

Describes the role of mutualism in an ecosystem and the different types, and provides examples.

Follow in Darwin's footsteps to the heart of our planet's largest rainforest, guided by some of the world's leading biologists. Content uses pictures, video, real-time interactions, and activities, to fully explore the rain forest from...

This lesson will discuss the interactions of and interdependence among living things. It is 2 of 4 in the series titled "Living Organisms and Their Environment."

This lesson will discuss the interactions of and interdependence among living things. It is 3 of 4 in the series titled "Living Organisms and Their Environment."

This interactive assessment features 7 matching, 7 multiple-choice, and 6 true/false questions over the 99 vocabulary words.

In this interactive practice exercise, students fill in the blank with the vocabulary words when given their definitions. There are 99 science vocabulary words in the list.

This teacher website provides a comprehensive lesson unit on the structure of Earth's atmosphere and how it sustains and impacts life on Earth and its ecosystems. Includes labeled diagrams, student worksheets, a slideshow, flashcards,...

In this interactive learning module, students discover the effects of the changing tides on the life and health of an estuary ecosystem.

This extensive interactive website is designed for students to use to learn about farming, tourism, transportation, ecosystems, settlements and manufacturing in Northern Ireland.

The Great Lakes include, Superior, Michigan, Huron, Erie and Ontario. These lakes form the largest fresh water system on earth and they are North America's greatest natural resource. Learn about the different lakes, how they formed,...

This engaging presentation gives examples of insights gained throught the science of paleoecology. Examples are provided that show how paleoecologists use fossils to determine past climates, ecosystem changes and interactions between...

Plants represent the most important and basic step of any ecosystem. Learn more about this topic in this unit. It includes 15 interactive activiti

This unit will allow you to have a broader idea about microorganism, people and the ecosystem. It contains 16 interactive activities.

In this lesson you will learn to understand better the different plants in your environment, its characteristics and its presence in our daily lives. Learn how important the plants are for the survival of all ecosystems in the world and...