Students examine the concepts of ecosystems and interdependence. They construct block pyramids to demonstrate interdependence, and map off an area to observe and identify animals. They create food chain mobiles and play a web of life game.

Fourth graders complete a worksheet. In this life cycle instructional activity, 4th graders learn about the leaf cycle and complete a worksheet where they put the leaf cycle steps in the correct order.

Learners are provided with a physical description of the insect, in words and graphics, including body parts, special adaptations, color, and so on. They explore and report on all four elements of an insect's habitat: food, water,...

Students examine the use of space as the frontier of the future. Using the colonist's experience coming to the New World, they identify challenges they would face if they were to settle in space. As a class, they share what they already...

Students examine how organisms interact with one another in the ocean. In this science lesson, students discuss predators and prey in the ocean. Students discuss food webs and how organisms interact with each other.

Students explore environmental awareness by completing a construction project. In this biomes lesson, students identify the different elements for life to thrive in an ecosystem. Students utilize a cardboard or wood box to create a biome...

Fourth graders discuss how plants and animals, including humans, adapt to climate and seasonal changes. They research the Colville people, and create dioramas that represent life during different seasons for Colville people.

Students explore the Earth and its ability to support life. They discuss the geosphere and the water cycle and complete the Water Wonders activity. After completing the activity, they respond in their journals and reflect upon the...

Fourth graders complete a two-month long unit on the physical characteristics of the oceans and animal environments. They create a "Creatures of the Sea" alphabet book in collaboration with a kindergarten class, conduct Internet...

Learners explore the ocean in this earth science instructional activity. They use the Internet to gather information on parts of the ocean including the beach, ocean floor, continental shelf, trenches, and the animals that inhabit these...

Young scholars take a mission to the moon. In this space science lesson, students visit selected websites to discover information about Earth's moon and the solar system. Young scholars may take virtual missions to the moon and...

Young scholars experience a computer based applet that explains why the Earth experiences tides.

Learners examine and identify the characteristics of the biomes of the world. Using the Internet, they compare and contrast the similarities and differences and discover how living things are supported in the biomes. They discuss how the...

For this Mesozoic Era crossword puzzle worksheet, students examine the 12 clues in order to complete the puzzle with the words and names from this time period.

Young scholars examine the planets in the solar system.  In this planetatry lesson plan students complete a project using a WebQuest program.

In this earth science worksheet, students explore and describe animals and their adaptations, including their habitats, physical characteristics, and competing organisms. They also explore and describe how others use water around the...

Students explore the concept of environmental stewardship. In this science instructional activity, students examine the environmental effects of oil spills as they replicate a contained oil spill and clean up.

Students participate in a grassland game. In this grassland lesson, students simulate the impact of grazing animals and invasive weeds on grasslands.

Students examine the cause-and-effect relationship between tides and the rocky coast ecosystem. They complete a worksheet that illustrates the intertidal zone.

Students examine the roles of an animal cell's parts, how each part relates to one another and then demonstrate their knowledge by writing a story about the animal cell structure.

Students design and create a compost pile in order to study the Nitrogen Cycle. They then use the scientific method to determine if plants grow better when they add organic matter from their compost pile to the plant's soil.

Students create a miniature rainforest ecosystem, a terrarium. Students then explain how the continuous flow of energy and food in the ecosystem allows it to sustain itself.

Learners discover how energy flows through communities because of the relationship between producers, consumers and decomposers. Examining various ecosystems, they identify the materials that cycle continuously through them. They label...

Students are led through a demonstration in which they cut open an apple, which represents the earth. They follow through the hands-on lesson, cutting the apple into various portions--each representing some aspect of the earth.