Students investigate natural resources and man-made items. In this earth science lesson, students classify items from trash into man-made items or natural resources. Students construct a flow chart to investigate the life cycle of a...

Learners study spiders. In this spider lesson plan, students divide into four study groups, research their topic, and give a report over their findings. The four topics are Characteristics of spiders, life cycles of spiders, fun facts...

Pupils learn about the biological carbon cycle. For this carbon cycle lesson, students access the web site and mouse over the diagrams to follow the carbon cycle. They read about what happens to humans and plants during this cycle.

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...

Earth or environmental science pupils are assigned to be carbon sources or sinks. They ask yes-or-no questions to try to figure out which one they are. Then they discuss ways people can have positive effects on the changing climate by...

Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...

Is wildlife affected the same way by different electricity generation methods? Teams work together to research four electricity generation sources and their impacts on wildlife. The teams create a summary report and share their...

Students study the lifestyles and habitats of raptors that live in Minnesota. They play games associated with their study.

Students go on a salmon scavenger hunt to find out about threats to salmon populations. They gather information about some of the reasons wild salmon have gone from such incredible abundance to relative scarcity, and about some of the...

Third graders investigate the wonderful and wondrous world of plants. They examine the inside of a seed, explore the different parts of a seed, plant their own seeds, watch them sprout and then eat them! They describe, using their...

Students investigate the manufacture of aluminum cans and consider the energy and resources saved when the cans are made from recycled material. They explore the concept of closed-loop recycling using charts, worksheets and discussion.

First graders use their observations to describe daily and seasonal cycles. through a demonstration using a suspended ball and flashlight, they determine the time of day in various locations. Next, 1st graders participate in a...

Students examine the water cycle and the factors that interact with watersheds.  In this watersheds lesson students describe the purification process, trace the flow of infiltrate water through aquifers, and research the Internet to...

Students explore the beach. In this marine habitat lesson, students inspect sand grains, design beach profiles, classify marine life, and examine natural beach habitats. Students use spreadsheets to record data from their activities at a...

Students participate in a webquest about the plants and animals that inhabit an estuary. They role play as environmentalists researching this habitat and present the results of their research in a creative way.

Students research natural resources. In this environmental lesson, students define what a natural resource is and explore the life of a single-use water bottle. Students create a waste-reduction plan.

Pupils compare and contrast the cell cycle of frog eggs, normal cells, and cancer cells. They watch a video about early development of the frog embryo, generate a hypothesis in small groups, and listen to a teacher-led lecture. ...

High schoolers experiment with Drosophila to determine if density of female flies, food sources, temperature and light affect the population dynamics of growth. Students graph their data and compare their results to the number of human...

Students examine how water changes state, from a liquid to a solid.  In this water lesson students study the water cycle and how temperature and pressure effect it. 

Students explore the hydrological cycle and oceans. They determine the factors that influence the Pacific Ocean. Students research an organism found in Monterey Bay. They describe the organism's biome and ecological factors that...

Second graders participate in a three part lesson in which they identify and describe forms of moisture in the environment. Part one of the lesson involves the three stages of the water cycle, part two focuses on creating humidity by...

In this using the internet worksheet, learners search several websites to review information about the heart, human senses, the solar system, and planets. Students also read information about the rock cycle and answer provided questions.

Students study water as a non-renewable resource. In this water instructional activity, students examine sources of water, uses of water, and explain why it is important to take care of water sources for the common good. They research...

Students, analyze and discuss cleft lip, cleft palate, anencephaly, spina bifida and septal defects in the heart--well-known malformations that can occur in the first trimester of prenatal devalopment. They play the review game, Fetal...