Curated OER
The Ins and Outs of Equilibrium
In this equilibrium activity, high schoolers read about phase equilibrium and dynamic equilibrium. They answer nine questions based on their reading and their background in chemistry.
Curated OER
Ecological Relationships
Students identify ecological elements and their factors on species, populations and food webs. They analyze ecosystems for these elements and research how these factors influence species survival rate. Predictions on conditions over time...
Curated OER
Oxygen Levels and Aquatic Plants and Animals
Students design an experiment to test the effects of a change in the amount of dissolved oxygen of water on aquatic plants and animals. Questions are offered for exploration and experiment design. Results are tabulated and conclusions...
Curated OER
Up, Up and Away
Third graders are presented with the problem of: Do all liquids evaporate at the same rate? The lesson contains adequate background information for the teacher. They participate in a lab experiment in order to test the scientific...
Curated OER
Tracking Ozone
Young scholars track an ozone event in Groton, CT. They compare weather changes and the subsequent ozone levels. Also, they make comparisons and determinations about ozone levels.
Curated OER
Revised “Understanding Nutrition” Activity
Students evaluate their current food choices. In this health science lesson, students test different drinks to rate the amount of Vitamin C content. They discuss results in class.
Curated OER
The Great Gas Race
Fourth graders improve their understanding of Graham's Law by using properties of gases to evaluate the rate of effusion of two compounds as they vaporize. They engage in a lab which elevates their understanding of the properties of gases.
Curated OER
Let's Settle It!
Students investigate and record data about sedimentation rates. They make a sedimentation bottle using aquarium gravel, sand and potting soil. They discuss the sedimentation rates that they see in their bottles.
Nuffield Foundation
Monitoring the Body's Reaction to Stress
When stressed, do you prefer the fight or flight response? Scholars observe, measure, and identify the body's response to stress using a well-researched methodology. They learn about the autonomic nervous system, hormones, and more.
Curated OER
Electrical Principals and Wiring Materials
Train a budding electrician about the principles of electricity and the wiring materials needed to complete the job. Briefly covered are basic electrical concepts such as, volts, watts, circuits, and safety. Also covered are the...
Curated OER
Chemistry & The Community
Students complete a Webquest which investigates the chemistry in items such as shampoo. They research the Internet, perform a lab experiment, and write a scientific lab report with their findings. Upon completion of the activities, the...
What affects Frog metamorphosis?
In this lab, students explore pollutants which affect frog metamorphosis using household pollutants (vinegar, oil, and bleach) and sponge capsules.
What happened to the frogs?
Students will select ten rubber frogs and determine their pollutant source based on their malformations. Students will write a brief essay on their findings. Students will be engaged in the lesson the entire time!
Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
Cornell University
Bacteria Take Over and Down
Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...
Howard Hughes Medical Institute
Ocean Acidification
Human impacts on the environment can sometimes be difficult to measure, especially under water! An activity centered on ocean acidification gives science scholars the opportunity to examine the effects of carbon dioxide on marine life....
Kenan Fellows
Absorbance Curves: Using Spectrophotometers to Quantize the Effects of a Strong Acid on a Buffer
The Henderson-Hasselbalch equation combined logarithmic terms with the application of carbonic acid as a buffer solution. Scholars learn investigate equation and its applications through hands-on experiments. They collect data and...
Howard Hughes Medical Institute
The Day the Mesozoic Died
While this is not the traditional, step-by-step lesson plan, it is chock-full of material that you can easily incorporate into your earth history unit. Its main purpose is to serve as a guide to using a three-part film, The Day the...
Curated OER
Permafrost
Students use a thermometer to analyze soil temperature data to determine which soil sample is normal, and which one is permafrost. For this permafrost lesson plan, students participate in a hands on activity where they identify the...
Curated OER
Chemistry: Section Review
Review the 5 branches of chemistry and related terms with this worksheet. The focus of these activities is on terms and definitions. Learners answer questions about the study of chemistry, reasons to study chemistry, and pure and applied...
Curated OER
Reading the River
In collaborative groups, young ecologists measure the temperature, pH, and dissolved oxygen for three different freshwater samples. They examine each sample with a microscope and record observations on the microorganisms in the pond...
Curated OER
Motion
In this science worksheet, students apply themselves to the acquisition of new vocabulary while solving the crossword puzzle.
Curated OER
Catalase and Catalysis
Students explore enzyme catalysis through a series of experiments. In this chemistry lesson, students determine the factors affecting catalysis. They explain the different uses of this process.
Curated OER
Healthy Food is Good Food!
Students examine the difference between whole foods and junk foods. In this food lesson, students learn the definitions of whole food and junk food. They find the difference in tastes and textures of different foods by performing taste...