A lab activity is a great way to incite thoughtful questioning and scientific processes. Pupils will collect organisms with a Petri dish, make observations, sketch the organism, ask questions, then attempt to identify the specimen...

Students participate in a game in which they discover the balance of life in the ocean. They identify different organisms that rely on different types of food. They answer questions to complete the instructional activity.

Students interpret data to demonstrate biomass and number pyramids. They use information to draw conclusions and examine an example of biological magnification.

Students complete a unit of lessons on ecosystems. They participate in online activities, create a diorama, write journal entries, and develop a Hyperstudio multimedia project on a selected ecosystem.

Students discover facts about marine mammals, specifically dolphins. In this K-2 lesson plan, students identify the different species of Cetaceans, focusing on dolphins. Students answer true/false questions regarding cetaceans and...

Students explore the concept of biomass. In this plant lesson, students conduct a scientific investigation that requires them to observe plant growth and biomass.

Scholars become part of the cycle of matter with a reader's theater that showcases producers, consumers, decomposers, and the sun. A diagram and discussion concludes the learning experience and enhances comprehension. 

Test scholars' knowledge of ecosystems with a 20-question pre-assessment. Assessment challenges learners to answer multiple choice questions, read diagrams, and complete charts.

Lead young scientists to discover insects outdoors. After investigating, students will record observations, learn about these fascinating creatures, craft, and role play.

Young scientists discover how sea otters' habitats have changed due to human impact. Through conversation, video observation, and story reading, scholars identify how human interactions change a specific ecosystem in both positive and...

In this food chain instructional activity, students find the correct definition to match the vocabulary word. The answers are found by clicking the button at the bottom of the page.

Students construct numbers pyramids using fictional data from a coral reef. they tally the numbers of carnivores, herbivores, and producers. Students next build a pyramid shape in which they put their numbers of producers, herbivores,...

Students use various web sites to access information about the rain forest. They use the Tropical Rainforest Interactive CD to make their own rain forest pictures and stories and learn facts about the rain forest. They use various books...

First graders research ocean animals and plants on the web.  In this ocean habitat lesson, 1st graders prepare a multimedia presentation.  Students will work on their presentations in pairs and every group should have its own...

Students examine the interconnectedness of living and non-living things that constitute an ecosystem. They examine fallen trees,insects, living trees, leaves, food webs, and forests. They conduct various activities and write poems about...

Young scholars gain an understanding that the Sun is the source of all energy. With a partner, they examine various web sites to explore food chains and food webs, later sharing their findings with the class.

Students identify a food chain sequence. They compare, identify, and record the rodent skeletal parts to a rodent skeletal diagram. Students construct a rodent skeleton from the skeletal parts found in the pellet. They are given the...

Seventh graders investigate how the ecosystems of the world has influence upon the immediate and nonimmediate environments. The interelationships of food webs is discussed. The class researches one type of ecosystem for a class project...

Students research where in the world coral reefs are located. In this ecology lesson, students create food chains and food web. They simulate growing coral reefs to understand their characteristics better.

Sixth graders perform various labs, create presentations, and do hands on activities to explore the ecosystem.

Sixth graders set up an ecosystem, investigate conservation techniques, develop an action plan for conservation, and various other activities to explore the ecosystem.

In this science worksheet, students locate 20 terms about the ecosystem in a word search. Answers are available in various formats.

Sixth graders are able to explain that there are pollutants in the Anacostia River, what these pollutants can cause, and how to prevent further pollution. They examine the impacts that the pollutants of the Anacostia River could have on...

Students explore the effects of different density-dependent and density-independent factors on population growth. They explore how the interactions of organisms can affect population growth. Students explore the pattern of population...