The theory that adding iron to ocean water may increase phytoplankton ability to remove carbon dioxide from the atmosphere is examined. The Monterey Bay Aquarium Research Institute is monitoring conditions off the California coast to...

Learners identify species and components of a Great Lakes food web. Using note cards, they place themselves in the correct order of the food chain based on the species present. They discuss what they believe happens to various species...

Students use the internet to research how the time of day affects the tides. They work together to develop a demonstration of the tide patterns for a month. They create a chart showing the relationship between tides and the phases of...

Students examine natural and man-made threats to sea turtles. They create sea turtle mobiles while studying the range, environment, predators of and threats to sea turtles.

In this online interactive geography quiz worksheet, students examine the map that includes 18 Asian rivers. Students match the names of the rivers to the appropriate locations on the interactive map.

For this online interactive geography quiz worksheet, students examine the map that includes 14 European rivers. Students match the names of the rivers to the appropriate locations on the interactive map.

In this online interactive geography quiz worksheet, students examine the map that includes 13 rivers in North America. Students match the names of the rivers to the appropriate places on the map.

In this online interactive geography quiz learning exercise, students examine the map that includes 26 Asian countries. Students match the 26 country names to the appropriate locations on the map.

In this online interactive geography quiz worksheet, students examine the map that includes all of Africa's countries. Students match each of the country names to the appropriate locations on the map.

In this online interactive geography quiz learning exercise, learners examine the map that includes 15 Southern African countries. Students match the names of the countries to the appropriate locations...

In this online interactive geography quiz worksheet, learners examine the map that includes 23 countries, territories, and dependencies of Oceania. Students match the names of each to the appropriate...

In this online interactive geography quiz worksheet, students examine the map that includes 12 German states. Students match the names of the states to the appropriate locations on the map.

In this online interactive geography quiz worksheet, learners examine the map that includes all 50 states of the United States. Students match the names of the 50 states to the appropriate places on the map.

In this online interactive geography quiz worksheet, students examine the map that includes all of Central and South America's countries. Students match each of the country names to the appropriate locations on the map.

In this online interactive geography quiz learning exercise, students examine the map that includes all of Central and South America's countries. Students match each of the country names to the appropriate locations...

Young scholars develop a comprehension of parts per million as a concept. They work in teams to create successive dilutions of a solution to reach a parts-per-million concentration. Students list what they think the atmosphere is made...

Sixth graders complete an El Nino scavenger hunt. In this earth science lesson, 6th graders describe the conditions that create El Nino and compare it to normal condition. They discuss how this phenomenon affects marine ecosystem.

How are maps like fish? They both have scales. The chapter includes six different activities at three different levels. Scholars complete activities using natural resources, learn how to read a map, see how to make a compass rosette,...

Around 93 percent of the reefs on Australia's Great Barrier Reef have been bleached, and almost one quarter of them are now dead. Scholars research the sea temperatures, especially around the areas with coral reefs, to make connections...

Have your class do research on natural disasters and create a presentation using this resource. In completing this activity, learners apply the five geography themes to their research. They write a paper describing their results. It's a...

Based on the rate of melting observed from 2003-2007 in Greenland, it would take less than 10 minutes to fill the Dallas Cowboys' Stadium. The 17th lesson in a series of 21 has scholars use the ICESat data to understand the ice mass...

By studying the once-assumed extinction, then rediscovery of the Ivory-Billed Woodpecker, learners look at the physical changes that have occured in habitats throughout Arkansas. This outstanding lesson is chock full of terrific...

High schoolers will identify the factors that contribute to erosion and weathering. They will start by differentiating between chemical and mechanical weathering. They then apply what they learned by playing the online jeopardy game. Key...

Guide your class on an adventure 20,000 Leagues Under the Sea with this Hampton-Brown outline. It provides educators with a guide to increase reading comprehension, critical thinking, literary analysis, and reading strategies. This...