Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
NOAA
Microfriends
Is there medicine found in the organisms that live deep below the surface of the ocean? The fifth activity in a six-part series has learners team up to research bacteria and the relationship it has with nearly every living thing on...
Starry Night Education
The Stars
Three astronomy activities in one resource! Here you will find one hands-on activity, one demonstration, both with discussion questions, and one activity worksheet. During these lessons young scientists discuss how stars are different,...
University of Wisconsin
Infiltration Test: Exploring the Flow of Water Through Soils
Soil scientists gain experience with an infiltrometer can to determine the infiltration rates at different locations on campus. If you are using the entire unit, the class has already analyzed water flow and soil types, so they should...
Curated OER
Simple Harmonic Motion
Back and forth, and back again. A presentation on harmonic motion would make a great backdrop for a directed instruction lesson in Honors Physics. It includes diagrams, formulas, graphs, and a few sample problems.
TryEngineering
Sorting Socks is Algorithm Complexity
Use hosiery to teach computer science. Scholars use socks to develop a set of algorithms. They find ways to find a particular sock from a set and ways to sort socks. Finally, they use their algorithms to consider time complexity.
Messenger Education
Snow Goggles and Limiting Sunlight
Why would someone need contact lenses that offer UV protection? With a 28-page packet full of instruction and worksheets, learners discuss solar radiation and its potential harm to eyes. They make snow goggles similar to ones hunters...
National Institute of Open Schooling
The Liquid State
Due to surface tension, dew — a liquid, is spherical in shape. Learners explore the properties of liquids in activity seven in this series of 36. Beginning with its basic properties such as boiling point and moving through to surface...
Royal Society of Chemistry
Symbols
Chemistry calculations can look a bit like alphabet soup at times. How do you help pupils make sense of it all? An interactive resource helps scholars sort through the symbols for common quantities such as moles, boiling point, and...
NASA
Here Comes the Light!
Look beyond the light! An engaging activity introduces young scholars to the application of a spectroscope. The instructional activity is the fifth in a series of six and focuses on the analysis of the elements of the sun.
Next Generation Science Storylines
Why Don't Antibiotics Work Like They Used To?
Bacteria get more resistant to antibiotics every year. Learn the reason for this pattern and how scientists are addressing the problem in a six-week unit. Learners analyze different types of bacteria and their adaptations.
Nuffield Foundation
Investigating Enzymes Used in Laundry Detergent
It's a win-win situation: learn about enzymes and get clean clothes, too. Young scientists add enzymes to a dilution of laundry detergent. They apply them to stained fabrics to determine the effectiveness of the enzyme-filled detergents.
Nuffield Foundation
Microbes Ate My Homework
Now you have a new excuse not to do your homework. A long-term experiment has learners explore cellulose-digesting enzymes. They simulate how paper breaks down in a compost bin. There's no need to blame your dog for eating your homework...
Serendip
Vitamins and Health – Why Experts Disagree
Should people take vitamins or get the needed minerals through diet? Experts disagree based on many different factors. Scholars compare study findings and discuss the differences. They learn the importance of comparing results across...
American Museum of Natural History
Wonderful World of Wasps
Shockingly, wasps sometimes challenge lions as the king of predators! Learners explore the life of a wasp in an interactive online lesson. They read about the characteristics of wasps and then complete activities to learn about their lives.
Curated OER
Lamarck vs Darwin: Dueling Theories
Students, in groups, study cheetah, blind cave organisms, and naked mole rats to explain facets of evolution.
Curated OER
Water: Naturally Cleaned
Students use stream trays covered in different types of rocks or soil to investigate infiltrates and runoff. In this water pollution instructional activity, students work in groups with stream trays that have different substrates. They...
Curated OER
Exploring the Dynamic Nature of the Sun
Students compare and contrast images of the sun taken at different times and viewed at different scales. They record their observations in a journal and create a graphic organizer to help analyze their observations.
Curated OER
Travels of a T-Shirt
Eighth graders recognize the natural resources used in an energy web. In this consumerism activity students identify solutions to over consumption and the impact of consumerism.
Curated OER
Forces of Nature: If I Was A Hurricane
In this comprehension worksheet, students complete a graphic organizer and answer questions. Students pretend they are a hurricane, and use what they have learned to complete the questions.
Curated OER
We Can Recycle
Students analyze the symbol for recycling. In this recycling lesson, students define and identify various symbols and draw the symbol for recycling. Students investigate ways to keep natural resources in the recycling loop.
Curated OER
We are the World - Writing about our Earth
First graders write facts about the Earth. In this Earth instructional activity, 1st graders discuss natural resources, recycling, and how to keep the Earth clean. They work in groups to create a small book with 3-5 facts about the...
Curated OER
Teaching about Increased Conductivity: Are Culverts The Culprits?
Students encounter the complexity of identifying the cause of unusual variations in WOW conductivity data. They propose theories on why there was a sudden increase in conductivity in Ice Lake, Minnesota during July of 1998.
Curated OER
The Process of Speciation
Students illustrate the results of natural selection by identifying conditions that could lead to the development of new species (speciation) based on a given description of environmental conditions and description of variation within a...