Students examine the effect of foreign species on various habitats. In groups, they identify the population dynamics of the zebra mussel. They calculate averages and graph data from Seneca Lake in New York. They develop hypothesis...

Learners use a Colorimetric test to measure pH and gain the importance to life in an aquatic ecosystem pH is. They explore the dramatic effect pH level can have on a water body. Learners test the pH level of many water samples.

In this water worksheet, students read an excerpt about the effects of pollution on the life cycle of a lake. Then they describe how lakes are affected by the pollution. Students also define why pollution has become such a problem for...

Students compare the marine habitats of Maine and the Caribbean using temperature, tides, ocean currents, latitude and longitude. In this marine ecosystems lesson, students analyze maps to complete graphic organizers that evaluate the...

Young scholars examine biological diversity and see how it relates to the concepts of variety and relative abundance.  In this investigative lesson students view a video on biodiversity and complete an activity. 

Pupils analyze data on coral reefs and use this to help characterize reefs.  In this mapping coral reefs lesson students identify and explain the major threats to coral reefs.

Young scholars design a functional model of a coral reef ecosystem. In this coral reef activity, students identify the energy sources and material cycles of a coral reef. They write an essay about their niche in their own ecosystem.

Students describe the importance of structural features that increase surface area in a coral reef habitat.  In this investigative instructional activity students quantify the impact of modifications on surface area in model...

Students explore how a side-scan sonar can help locate underwater objects.  In this hands- on instructional activity students compare side-scan sonar and other methods used to search for underwater objects by creating their own...

Learners estimate geographic position based on speed and air travel.  In GPS lesson students use GPS to estimate the set and drift of currents. 

For this classification of living things worksheet, learners respond to 7 short answer, 10 true or false, 4 multiple choice, and 4 graphic organizer questions regarding how living things are grouped.

In this salt march plant and animals worksheet, students read descriptions of animals, then match each to its picture. Students then read about tidal animals and choose which animals in picture are most likely to be in a salt march at...

Learners identify the major threats to coral reefs and the ways that they benefit from humans.  In this coral reef conservation lesson students create a public education program on coral reefs. 

For this ESL beaver worksheet, students read a chart comparing the American and European beavers, then fill in blanks in text about facts in the chart. 

Students explore how coral polyps feed. In this science lesson, students participate in an interactive game to demonstrate how polyps within a coral colony feed. Students become coral polyps and demonstrate how they feed in this lesson.

In this vocabulary worksheet, students learn 20 words in a list. Students answer 11 varied questions about the meanings of the words. Although it is not labeled with a title, these vocabulary words are related to The Call of the Wild by...

Students read to locate information about the stages of a frog's life and organize on a chart.

High schoolers act as a taxonomist and, given a certain situation, classify existing organisms.

Young scholars explore exploring and expiditions then simlate their own on campus. They divide into small "expedition groups." Have each team report back to the class about their expeditions, using written, oral, or videotaped...

Learners create a mushroom spore design on paper while studying the facts on fungi.

Students build a coral reef, then discover organisms that make up the ecosystem.

Students, after locating different marine habitats on a globe, play a card game about ecosystems, food webs and organisms.

Students investigate the relationship between dissolved oxygen and organic materials and aquatic organisms. This is a 3-instructional activity series in which students explore dissolved oxygen and then design an experiment testing the...

Young scholars design an experiment to test the effects of a change in the amount of dissolved oxygen of water on aquatic plants and animals. Questions are offered for exploration and experiment design. Results are tabulated and...