K20 Learn
Filling Our Land with Landfills: Solid Waste Disposal
Though it comprises only 5 percent of the world's population, the US generates 40 percent of the world's waste. Scholars learn about landfills, their safety, and other solid waste methods. They use experiments and research to learn more....
K20 LEARN
A Trait Accompli: An Introduction to Mendelian Genetics
Young scientists learn the laws of genetics through data collection and research. They use discussions and online resources to develop an understanding of the related vocabulary.
Serendip
Photosynthesis Investigation
Can scientists increase the rate of photosynthesis to help clean the air? Scholars complete an experiment determining net photosynthesis. Then, they apply knowledge from the activity to design their own investigations of the factors that...
Kenan Fellows
Sensors in Chemistry
The Environmental Protection Agency monitors sensors to track air pollution and set clean air standards. Enthusiastic young scientists use similar sensors to gather data in their area and then apply the gas laws and conservation of...
Howard Hughes Medical Institute
Population Dynamics
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...
Howard Hughes Medical Institute
Gorongosa: Making Observations Activity
Do you have young scientists wanting to make new discoveries rather than just completing the same experiments? Young scientists use their observational skills to identify animals and patterns in animal behavior. Through tracking...
Science 4 Inquiry
The Last Supper: Identifying Macromolecules
Why do medical examiners always state the contents of a person's stomach? Scholars learn about the importance of macromolecules through a case study of stomach contents. They perform multiple tests to determine a conclusion before they...
Science 4 Inquiry
A Whole New World: The Search for Water
Scholars find Earth won't support humans much longer and need to identify a planet with water to inhabit. They test four unknown samples and determine which is the closest to water. Then they explain and defend their results.
K20 LEARN
How Does Your Garden Grow?
Seventy thousand different types of soil exist in the United States alone. Young scientists learn about the importance of soil to the food supply. They test soil for a variety of factors and determine the best place to set up a community...
California Academy of Science
Color Vision Genetics Evolution Simulation
At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...
Scholastic
Prescription Pain Medication: What You Need to Know
The national epidemic of opioid addiction is making its way into high school populations. Educate the students in your class about the ways prescription opioids can both block pain and deliver large amounts of dopamine that make it very...
Towson University
Looking Into Lactase: Guided Inquiry
Milk does a body good ... unless, of course, someone is lactose intolerant. Pupils play the role of pharmaceutical scientists in a guided inquiry lab about lactase. Lab groups collaborate to learn more about lactose intolerance, how...
McGraw Hill
Population Biology
The carrying capacity of an environment varies based on the organisms that live there. Using a virtual lab simulation, scholars test two protists living in their own environments and a third environment where both protists live. They...
National Academy of Sciences
Global Warming: Facts and Our Future
According to the United Nations, climate change affects every country on the planet. This research project encourages scholars to explore the factors that affect climate change from different perspectives: climate scientist, policy...
NOAA
Lost City Chemistry Detectives
In 1977, scientists discovered hot springs in the middle of deep, cold ocean waters near the Galapagos Islands. Scholars research the chemical reactions that explain what scientists found at the Lost City. A discussion connects many...
Cornell University
Fibers, Dyes, and the Environment
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
National Wildlife Federation
The Tide is High, but I’m Holding On… Using ICESat Data to Investigate Sea Level Rise
Based on the rate of melting observed from 2003-2007 in Greenland, it would take less than 10 minutes to fill the Dallas Cowboys' Stadium. The 17th lesson in a series of 21 has scholars use the ICESat data to understand the ice mass...
National Wildlife Federation
Quantifying Land Changes Over Time Using Landsat
"Humans have become a geologic agent comparable to erosion and [volcanic] eruptions ..." Paul J. Crutzen, a Nobel Prize-winning atmospheric chemist. Using Landsat imagery, scholars create a grid showing land use type, such as urban,...
National Wildlife Federation
Is It Getting Hot in Here, or Is It Just Me?
Currently, only 2.1% of global warming is felt on continents, while over 93% is felt in the oceans. The fourth lesson in the series of 21 on global warming is composed of three activities that build off one another. In the first...
National Wildlife Federation
It's A Bird...It's A Plane...It's...CARBON!
An interesting lesson takes pupils on a trip through the carbon cycle. A reading passage allows scholars to take notes and make choices about what happens to the carbon on its journey. This third lesson in a series of 21 discusses...
National Wildlife Federation
I’ve Got the POWER Wind Energy Potential at Your School
The 20th instructional activity in a 21-part series connects the wind data and expectations of a turbine to whether such devices should be built in your area. Scholars begin with estimating the wind potential at school by using long-term...
National Wildlife Federation
I’ve Got the POWER! Solar Energy Potential at Your School
Should every school have solar panels? The 19th lesson in a series of 21 has scholars research the feasibility of using solar panels at their school. They begin by gathering data on the solar energy in the area before estimating the...
National Wildlife Federation
Conceptualizing Module III
Many researchers focus on one impact of climate change in isolation, but researchers gain a global perspective when they come together. A timely lesson teaches scholars about the projected impacts of global temperature increases. Then...
National Wildlife Federation
When It Rains It Pours More Drought and More Heavy Rainfall
Which is worse — drought or flooding? Neither is helpful to the environment, and both are increasing due to climate change. The 16th lesson in a series of 21 covers the average precipitation trends for two different climates within the...