Learners use easily obtained materials to study ecological succession in a microbiological community. This investigation is appropriate for a variety of age groups. Elementary Students be fascinated by the changes occurring over time...

In this biomes learning exercise, students read an article on biomes and answer 10 multiple choice, short answer or true and false questions relating to biomes.

In this volcano worksheet, students read about the eruption of Mount Pinatubo and the effects of sulfur dioxide. Then students complete 4 short answer questions.

Students explain the process of chemosynthesis and its relevance to biological communities. In this investigative lesson students discuss chemosynthetic communities, then in groups they are assigned a species and are to calculate the gas...

In this science quiz:  plants activity, students answer 10 questions about botany trivia, then scroll down to check their answers.

In this science worksheet, 4th graders complete multiple choice questions about day lengths, light and dark, food, recycling, and more. Students complete 25 questions.

Fourth graders create original myths explaining why the seasons change.

Young scholars view a demonstration that simulates cloud formation. They read a poem about clouds, participate in a class demonstration using warm water and ice and write a paragraph summarizing their observations.

In this clouds and rain cloze procedure worksheet, students fill in the 12 missing words in the passage to help identify their reading level.

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

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

Students take an imaginary journey through the water cycle. In this water cycle lesson, students identify the various parts of the water cycle, listen while their teacher leads them on an imaginary journey through the water cycle, and...

Learners 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. 

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...

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. 

Young scholars describe the electromagnetic spectrum and astronomy.  In this astronomy lesson students complete an activity, predict what will happen and complete a worksheet. 

In this science and environment worksheet, students answer short answer questions about different science and environment topics on these role cards. Students complete 16 questions.

High schoolers define the hydrologic cycle, define transpiration, name the three parts of the hydrologic cycle, and record the amount of moisture given off by several green plants.

First graders compare plant samples obtained from two different sites to explore how climate affects plants.

Students identify producers and consumers from marine ecosystems and describe the balance among them in the environments. After constructing a food chain from a marine ecosystem, they examine human activities that can upset the balance...

Young scholars describe the properties of the Arctic and the Antarctic. They write a report citing the similarities and differences of the two regions. They make a Venn diagram showing what they know about each.

First graders read books, complete online explorations and discuss the ways in which animals adapt to their habitats in order to survive. They create accordion books, play matching games and dramatize animal adaptations.

Students discover the difference between transparent, translucent and opaque. They use those descriptions to classify clouds. They create a presentation in which they show the different types of clouds with their descriptions.

Students assess the factors affecting animal populations. Working in groups they define specific vocabulary terms and complete several activities from "Project Wild."