University of Minnesota
Chemotaxis Using C. elegans
Have you ever wondered what roundworms are like? Or what they don't like? Explore the sensory preferences of C. elegans through this controlled chemotaxis experiment. Biology class members brainstorm what substances might attract—or...
University of Minnesota
Memory Items
Ready to have an "unforgettable" time in science class? Try a fun and insightful activity, suitable for a wide age group of learners. Explore how human memory works when pupils try to remember objects they've seen before comparing the...
Teach Engineering
Dirty Decomposers
Do not let the class just sit and rot. Pupils learn how decomposition and nutrient recycling is important to an ecosystem. Groups design an experiment to determine how environmental conditions affect decomposition. They develop a poster...
American Physiological Society
Effects of Environment on Enzymes
Much like the tale of Humpty Dumpty, proteins, once altered, will never be the same again. Honors and pre-AP biology classes explore the delicate world of enzymes via a Webquest and lab experiment. The teacher's guide contains all...
American Physiological Society
Sticky Adaptations A Lesson on Natural Selection
Now you see it, now you don't! The stick bug exhibits the ability to disappear into a wooded environment. Why does this adaptation manifest in some species, but not in others? Life science students explore animal adaptations in nature...
American Physiological Society
Drug the Water Flea
This is a flea. This is a flea on drugs. Any questions? Your class will have questions aplenty during an impactful experiment. Lab groups get to know Daphnia magna, the humble water flea, and study the effects of stimulants and...
Laboratory for Atmospheric and Space Physics
Science at 100,000 Feet
Take your class up, up, and away with an engaging weather balloon simulation! Individuals get hands-on experience in creating and launching their own airborne labs to study how temperature and pressure affect substances at 100,000 feet.Â
American Chemical Society
Changing State: Melting
Dry ice is extremely cold — it is -109.3°F or -78.5°C. Scholars observe and explain the molecular motion associated with melting. Then they design their own experiments to speed up the melting process. Finally, a teacher presents a...
American Chemical Society
Changing State: Evaporation
Why do experiments require a control? Guide scholars through designing an experiment to see what they can do to evaporate water faster with a instructional activity that stresses the importance of controlling all variables. The second...
American Chemical Society
Changing State: Condensation
When you have a cold drink and you notice the water forming on the outside, it is literally pulling the water from the surrounding air to form the condensation. After watching a demonstration of condensation forming on a glass,...
New York City Department of Education
Project Based Learning
After reviewing the information included in this resource, you will be an expert in both the definition of project-based learning and how to implement it with your class. Discover and explore thorough explanations, detailed examples, and...
Curated OER
Dental Chemistry Analogy
After taking in background information on teeth, marble, eggshell, and fluoride, chemistry aces design an experiment. Their goal is to demonstrate whether or not fluoride has a similar effect on marble or eggshell as it does on tooth...
Curated OER
1999 U.S. National Chemistry Olympiad Part III
In this chemistry olympiad laboratory worksheet, learners design and carry out two experiments. They design one experiment to test for the percent mass of a substance in a solution and they design another experiment to identify two...
Curated OER
2008 U.S. National Chemistry Olympiad Part III
In this chemistry olympiad lab worksheet, chemists are required to design two experiments. In one, they design an experiment to identify seven solutions given to them in pipettes. In the other, they design an experiment to determine the...
University of Minnesota
Caeno-WHAT??
Can you feel that? Can you smell that? Since pupils can't ask worms about their sense of smell and touch, they design and complete an experiment to answer these questions. Individuals expose nematodes to different stimuli using their...
University of Minnesota
Your Incredible Memory
Test the efficiency of your memory! Scholars test each other's memory as they explore factors that affect memory retrieval. Through experimental analysis, they discover there are different types of memory, which has an impact on the...
University of Minnesota
Makes Me Sweat
Never let them see you sweat ... unless you can't help it! Scholars design an experiment to determine the effects of stress on the body. They monitor sweat production under different conditions and relate the response to the function of...
University of Minnesota
C. elegans and Alcohol
Investigate experimental design through a hands-on exploration. A creative lesson allows learners to design an experiment to monitor the effects of alcohol on the C. elegans worm. After conducting the experiment, individuals analyze...
Curated OER
Open Inquiry Using C. elegans
Ever wondered what motivates a roundworm? Introduce your biology class to C. elegans, a non-parasitic model organism that can help them understand behavioral stimuli. Paired pupils design an experiment to test the worm's reaction to...
Curated OER
Go Fish!
So much science in one tiny fish! Introduce young biologists to the zebrafish, a common aquarium inhabitant. The small, unassuming organism presents an opportunity for learners to study habituation using an easy-to-care-for species. Lab...
K20 LEARN
The Cold, Hard Truth
Things are really getting heated in the lab! Science scholars scope out the facts about heat energy transfer using a simple lab from the K20 Center. Groups collaborate to observe temperature changes between hot metal and water, then use...
Purdue University
Exploring Whirligigs
What's that silly thing spinning in the wind? It's a whirligig! Explore wonderful windy whirligigs with a STEM-based unit that teaches the science and concepts behind these gigs. Scholars discover how gravity and air resistance...
K20 LEARN
Microbes and Manure = Biofuel
Waste not, want not! Science scholars explore manure as an alternative energy source through reading and experimentation. Groups construct their own biofuel digesters and observe the process of methane production. The teacher's guide...
American Statistical Association
Choosing a Study Design for the Polio Vaccine
Be on the right side of history. Scholars first learn about polio and the meetings of the 1954 Salk polio vaccine study. In groups, they select roles, such as parents, government officials, and statisticians, and decide on the best...