Students understand that most substances may exist as solids, liquids, or gases depending on the temperature, pressure, and nature of that substance. This knowledge is critical to understanding that water in our world is constantly...

In this weather worksheet, students read a selection about the water cycle and cloud identification. Then the students fill in the missing words in 5 sentences and write the name of 5 cloud types while describing the clouds.

Pupils participate in a hands-on activity to investigate how water is recycled in a small environment, and determine how water is cycled on earth.

Sixth graders complete a instructional activity on the properties, types and amounts of water on Earth. In groups, they travel between stations to identify water resources in Illinois and pollution sources. They complete the...

Students discuss the different types of water found on Earth. They discover why not all water is used for drinking and calculate how much water they use. They create their own water conservation plan.

In this unit of lessons, 2nd graders examine the water quality of the water on the planet. They discover how much water is on the planet and how to conserve their water usage.

Students create short videos about water conservation using the computer program iMovie in this cross-curricular lesson plan provided by the Florida Center for Instructional Technology.

Learn about the factors that affect the way oxygen dissolves in salt water with a chemistry lab. After studying the molecular structure of water, young scientists figure out how aeration, temperature, and organic waste affect...

Learn how ocean currents are vital to humans and marine life. The eighth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program, focuses on ocean currents and how they affect global climate. The...

What's the term for clouds that look like fluffy cotton balls? What about thick, gray clouds? Learn the names and descriptions for each type of cloud with a worksheet and activity. Learners read four columns of high-level, mid-level,...

Students explore the seasonal changes in Costa Rica.  In this dry season instructional activity students use the Internet to locate science data then generate data for precipitation. 

Students examine the journey of the Pacific salmon. In this salmon species lesson, students review the stages of the salmon life cycle and conduct an experiment to determine how the water and habitat changes during each stage.

Third graders examine life in a terrarium and relate it to life in a larger environment. In this terrarium lesson, 3rd graders examine how living and non-living things work together by examining the changes in a terrarium. They make...

Second graders study Earth's materials. In this air and weather lesson, 2nd graders note changes in the weather and examine tools that help us study the weather. Students analyze how changes in the environment make changes in the...

Students observe beans germinating in a plastic bag.  In this bean growing lesson, students predict what their beans will look like. Students draw illustrations to record the changes in their bean plants. Students should also note...

Students study the interrelationships of organisms and their environments. They study ecological communities and determine what is necessary for survival. Students discuss and answer questions concerning a group's biome, habitat, food...

Young scholars understand the parts of the terrarium and why they are important in establishing an ecosystem. In this ecosystem lesson plan, students recall background information on aquariums, terrariums and the water cycle. Young...

Students brainstorm the different characteristics of potable water. In this general science activity, students test several water samples and hypothesize which samples and brands they are. They discuss where drinking water came from and...

First graders investigate the various forms of water. They discuss the properties of water. They discover examples of water's various states and locate other solids, liquids, and gases in their homes.

Students examine different organisms in various marine habitats. They identify any adaptations that have allowed the organisms to survive. They develop an imaginary organism and describe its life cycle.

Students synthesize the information they have been researching on water quality to evaluate the potential health risks in a region with arsenic contamination. They prepare and present a persuasive speech that incorporates visuals.

Students examine the carbon cycle while identifying its sources, sinks, and release agents. Using magazines and newspapers, groups of students design collages illustrating the carbon cycle. Finally, they write responses to several...

In this plant life cycle instructional activity, students compare the life cycles of mosses, ferns, and conifers. This instructional activity has 15 fill in the blank and 10 short answer questions.

In this rock cycle activity, students will match 7 words to their definitions relating to the rock cycle and metamorphic rocks. Then students will complete 5 short answer questions about the differences between foliated and non-foliated...