Curated OER
Fuel Cell Experimentation
With rising oil prices and increasing concerns over global warming, the pressure is on for engineers to develop alternative sources of energy. Among the new technologies being developed are hydrogen fuel cells, which young scientists...
Royal Society of Chemistry
A Microscale Acid-Base Titration
Watch as acids and bases put smiles on their faces. Young chemists learn the concept of acid-base titration firsthand in a microscale experiment. Working groups collaborate, titrate, then use their data to determine the concentration of...
American Chemical Society
The Energy of Evaporation
Do all liquids evaporate at the same rate? Young scientists observe the evaporation rate of three different liquids. They measure the time, the temperature, and the change in energy. After comparing the chemical formulas, scholars...
American Chemical Society
Exothermic, Endothermic, and Chemical Change
Scientists can't observe bonds breaking or forming, so how do they distinguish between exothermic and endothermic reactions? Young scholars complete two experiments to do just that. They monitor temperature change and calculate the...
Cornell University
Exploring Rocks and Minerals
Investigate the properties of rocks and minerals through a rockin' hands-on activity. Learners test rocks for various properties and, using a guide, attempt to identify different samples. They use various properties including hardness,...
Royal Society of Chemistry
A Cartesian Diver—Classic Chemistry Experiments
Sometimes the simplest experiments leave the biggest impression! Introduce young chemists to the Cartesian Diver by having them make one of their own. Use the Diver to further their study of liquids and gases, as well as compression.
Curated OER
Sports Helmets and Impact Testing of Polymers
Students examine the importance of good quality safety gear. In this investigative lesson, students will tests various polymers, collect data, and analyze the data to determine which polymer is best for safety helmets. They will design a...
Curated OER
Jobs in the 21st Century
Students understand the tools that will be used in the lab in the 21st century. In this job preparation lesson, students experiment and understand how to use lab equipment. Students will write about the lab tools they've experimented...
Curated OER
The Motion of a Virus Through a Population
Learners test the factors that influence the rate at which a virus spreads through a population. They complete a lab activity then discuss data collected and review and answer a set of questions.
Curated OER
Density Of A Material
Students determine the density of a material created in the laboratory and observe physical and chemical changes. They engage in a lab activity, and answer questions on a worksheet imbedded in this plan.
Curated OER
Scientific Method "Lab Writeup"
Learners analyze and experience the scientific method. They discuss the various steps of the method, conduct various experiments, and write a three-paragraph essay regarding their conclusion.
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second activity of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown samples...
Curated OER
Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
Curated OER
From Polymers to Bioplastics: Looking Toward Finding Renewable Resources
Students investigate the properties of polymers. For this chemistry lesson, students explain the importance of energy sources. They produce a bioplastic from the lab and evaluate its structural integrity.
Curated OER
What's The Big Deal About Accutane?
High schoolers take on the role of epidemiologists. They investigate an "outbreak" in serious birth defects that occur in infants born to teenage girls. students discover a link between the use of the acne drug called Accutane and birth...
Curated OER
Magnetic Discovery Bottle
Students examine how to conduct simple investigations and use simple equipment to gather data. For this magnet lesson students decide what types of objects are attracted to magnets.
Curated OER
World of Protists
Young scholars observe a jar of pond water and predict how much life they think exists in the jar and watch a "Bill Nye: The Science Guy" video regarding protists. They participate in an online virtual pond dip where they begin to...
Curated OER
Identification of Animals by Serum Electrophoresis
Students compare their unknown serum against a set of known serum standards and determine the animal source of their serum. They write a lab report to communicate their results.
Curated OER
The Conceptual Theory of Chromatography
High schoolers conduct a lab to determine the best way to separate a variety of mixtures choosing between paper, thin layer and column chromatography. They use chromatography techniques to identify unknown substances and submit a lab...
Curated OER
Bacteria Pool Party
Students investigate the organisms of bacteria. They are given a culture of bacteria that can be observed under a microscope. The students make observations that are recorded. The lesson includes the mention of specific safety...
Curated OER
Strawberry DNA Extraction
Students explore the DNA of strawberries. In this science lesson, students extract the DNA of strawberries. Students complete a lab report.
Curated OER
Capacitors
Learners explain the concepts of charge storage and how a capacitor works. They construct a capacitor and measure the stored charge using the appropriate equipment and measurements. They also demonstrate capacitance and how it can be...
Curated OER
Digital Video Lesson Plan: Brine Shrimp
Students participate in classroom experiment to gain better understanding of type of environment brine shrimp can best survive. Students then explore effects of common saltwater pollutants on survival of animals in sea.
American Chemical Society
Energy and Entropy of a Stretched Rubber Band
Stephen Perry invented and patented the modern rubber band in 1845. Young scientists put his discovery to work as they use rubber bands to observe entropy and enthalpy. They determine the change in free energy to figure out if it...