Fifth graders investigate how humans pollute the water supply with a number of different contaminates. While working in small groups they examine screening, sedimentation, filtration, and chemical treatments as methods of water treatment.

Discuss the availability of clean, plentiful water and the causes of water pollution. In groups, sixth graders discuss problem-solving methods for keeping water clean. They explore the function of water treatment plants and perform...

Students observe what happens to water as it goes from a solid to a liquid.  In this exploratory lesson plan students gain an understanding for the water cycle while working in groups observing what happens to water as it changes...

Young scholars investigate the effect of dams on the ecosystem. For this environmental lesson, students read case studies on the Aswan Dam and the Colorado River Basin and construct a T-chart to compare the effects on the region.

Learners experiment with models to find how plants survive in the desert environment.  In this plant mechanisms activity, students make leaf models to understand how leaves conserve water. Learners collect cactus in bags and observe...

In this energy crossword worksheet, students read 36 clues pertaining to energy conservation. Students fit their answers in a crossword puzzle. There is no word bank.

Students explore resource management, specifically farming. After reviewing vocabulary words, groups of students explore what is conserved by each practice. They compare and contrast responses. Students describe farming procedures which...

Students observe live green sea turtles and use their imagination to form questions about the animals. They present these questions to their teacher. Students then complete the activity sheets highlighting sea turtle biology and...

As the title says, some basics of energy are given here. The first section of the slide show focuses on heat energy, differentiating between it and temperature. Chemical and sound energy are introduced, and then the three are combined to...

Five basic law of physics and energy are listed here, with a simple explanation of what each actually means in the real world! Your young physicists will appreciate the concepts being made more relevant and the language being made more...

Second graders observe images of prairie ecosystems and discuss the needs of living things. They create a prairie habitat in a closed jar to observe the water cycle and plant growth.

Students explore water bodies on the planet Earth and their various uses and qualities. They examine several ways that engineers are working to maintain and conserve water sources and think about their role in water conservation....

Here's a powerful demonstration that makes the point that it is everyone's responsibility to conserve water and protect the earth's limited supply of fresh water.

Human impact on watersheds can make or break an ecosystem. Learners use a game to learn about the impact human choices have on water quality and the organisms that depend on it. The activity includes a game board and game cards that tell...

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.

Second graders compare water conservation issues as they impact the past, present, and future in Nevada. In this water conservation lesson, 2nd graders perform and ice experiment to comprehend water collection differences. Students...

Students discuss the different uses of energy. They examine the consumption percentages to do household tasks. They discover ways to reduce their energy consumption.

In this chemical reaction worksheet, students are given the details of an experiment where sodium chloride and silver nitrate are mixed in a chemical reaction. Students answer nine questions about the chemical reaction, they determine...

Young scholars discuss animal needs and characteristics. In this animal mini-unit, students complete three activities studying different animals, their needs, how they have evolved, and how to protect them.

Energy-aware learners conduct an audit on their electricity usage by recording their electric meter reading and assessing the thermostat, light bulbs, windows, and water heaters in their homes. In class, they analyze results and discuss...

Young scholars examine the three states of matter. They identify the segments of heating and cooling curves. Students analyze data and create a graph to determine the freezing and melting temperature of water.

Students explore the value of land and the importance of conserving it as a limited resource. They observe a experiment where an apple represents the earth. From the demonstration, students visually see the fractions and percentages that...

Learners explore how various substances change from a solid to a liquid or from a liquid to a solid and how temperature, pressure and nature play an important role in this process. In this melting and freezing...

An educational lesson focuses on the idea of conservation of matter through a demonstration of the water cycle, a discussion of digesting food, and the path of carbon and oxygen atoms as they change form.