University of Colorado
Can Photosynthesis Occur at Saturn?
In the 19th activity of 22, learners determine if distance from a light source affects photosynthesis. Participants capture oxygen in straws and find that the amount of water the gas displaces is proportional to the rate of photosynthesis.
Curated OER
Changing Planet: Withering Plants - Stressing Over Lost Water
Expectant earth scientists examine the bottom side of a leaf and learn the role of the stomata. They consider the gas exchange that occurs through these structures and relate how the climate is changing to its impact on food crops. This...
Curated OER
Biomass Energy
Junior ecologists relate how food chains and food webs route matter and energy through an ecosystem. They trace feeding levels of a food chain or food web through a pyramid of energy. As a reinforcement activity, learners construct three...
Channel Islands Film
Once Upon a Time (Sa Hi Pa Ca): Lesson Plan 3
What was the most significant tool used by the Chumash? How did the environment make the tool possible? What group behaviors allowed the Chumash be be successful for thousands of years? After watching West of the West's documentary Once...
Curated OER
Spaceship Earth
Students develop an understanding of our planet as a system by designing a very-long-duration space mission in which the life-support system is patterned after that of earth.
Curated OER
For the Birds
Second graders observe, identify, and document birds sighted at the library feeder station. They observe and document birds in order to begin their birder's life list. They apply scientific concepts and principles by using library...
Curated OER
Reptiles and Amphibians
Introduce your class to various reptiles and amphibians. They will meet and identify a representative from each of the four major reptile families, then learn about and discuss reptile characteristics. Next, they will identify and...
Thoughtful Education Press
Compare and Contrast
Encourage readers to compare and contrast the information that they find in informational text with a variety of reading passages and worksheets. Learners read all about subjects in science, social studies, and literature before...
Curated OER
Readings in Hudson River Natural History
Reading and understanding informational text is a key element to understanding every discipline. Elementary learners read three different articles focused on various animals and habitats in the Hudson River. They answer comprehension...
Curated OER
Sizing Up The Solar System
Students investigate and design various models of size and distance related to the solar system. They work together to build a solar system model. The models should focus on distance and scale. They don't include moons or satellites in...
Curated OER
Weight Training: Lifetime Fitness
Students research the relationship between physical activity and the prevention of illness, disease and premature death. Students understand that working out regularly will increase muscular strength, endurance and improve many areas of...
Alabama Learning Exchange
Good Litter, Bad Litter
Which ones can be thrown on the ground? Discover the difference between natural litter and unhealthy trash, helping scholars by using several examples. Use the information here to give them a basic background, but also encourage prior...
Moanalua Gardens Foundation
The Mystery of Rapa Nui
What caused the collapse of the environment on Rapa Nui (Easter Island)? Who constructed the Moai? What was their purpose? Class members assume the role of investigators and use evidence drawn from field studies, ships' logs, and...
Cornell University
Investigating and Modeling Hardness
Model hardness testing with a self-designed hardness test. Young scholars rate the hardness of different types of aspirin using the Vicker's Hardness scale. They then relate hardness to the solubility of each aspirin tablet.
Kenan Fellows
Microorganisms in Pond Water
That is living in the water? Groups of two to three view pond water with microscopes in order to find microorganisms. They draw pictures of the ones they find in their slides. The groups compare their drawings to pictures of common pond...
Curated OER
Activity: Gummy Bear Genetics
Who's your Daddy ... and Mommy for that matter? Given a first-generation group of gummy bear offspring, young scientists must determine which bears are their parents. An activity worksheet covers the differences in genotypes and...