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.
Discovery Education
Cool It!
Adjust the melting time of ice without varying the temperature! Learners experiment with different materials to decide how the materials affect the rate an ice cube melts. They then connect their findings to the conductivity of each...
PBS
Predicting/Making a Hypothesis
As an introduction to the hypothesis and testing method of investigation, young history detectives engage in a special investigation of a family artifact. After watching a short video that demonstrates the method, they develop a...
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.
Statistics Education Web
Consuming Cola
Caffeine affects your heart rate — or does it? Learners study experimental design while conducting their own experiment. They collect heart rate data after drinking a caffeinated beverage, create a box plot, and draw conclusions....
Science Matters
Earthquake Building/Shaking Contest
Japan is one of only a handful of countries that constructs buildings that are almost earthquake proof. The 13th instructional activity in the 20-part series challenges scholars to build structures to test against earthquakes. With...
Cornell University
Physics of Flight
Up, up, and away! Take your classes on a physics adventure. Learners explore the concepts important for flight. They experiment with the Bernoulli Principle while learning the forces that act on airplanes in flight.
Royal Society of Chemistry
Electrochromic Polymer—Chemistry Outreach
From windows that tint themselves to OLED technology, electrochromic polymers are redefining our ideas about conducting materials! Introduce your chemistry class to the emerging trend with an exciting lab activity. Budding materials...
Curated OER
Consumer Product Testing
Eighth graders watch segments of CBS's Street Cents and discuss approaches used on the program. They create standards for various items and learn why they are important to have. They test different fabrics to explore clothing standards.
Curated OER
Alternative Energy Part II - Lesson Eight of Eight - Energy Conversion and Propulsion
Students investigate the results of different propulsion methods. In this propulsion lesson, students measure the distance a test toy car goes using different types of propulsion. They record the distances in data tables before...
Curated OER
Chew on This
Eighth graders explore and demonstrate the seven steps of the scientific method. They predict how much sugar is in chewing gum and test, analyze, and calculate the sugar content of gum.
Curated OER
Apply Scientific Inquiry and Scientific Habits of Mind
Students review the components of the scientific inquiry method. In groups, they apply this method to various experiments they are given to complete. They also use the correct scientific habits of mind when researching different concepts.
Curated OER
The Working of Scientists
Students define and explain the basic concepts of experimental design. In this scientific method lesson students complete a hands on activity, develop and present proposals to test their explanations.
Curated OER
Water Quality in the Greenhills Stream
Seventh graders conduct year long study of water quality over different seasons using variety of probes, including D.O., pH, conductivity and temperature, that are attached to portable technology. Students select three data points in...
Curated OER
PBS - Scientific American Frontier:Affairs of the Heart:Teaching Guide:Exploring Vessel Physics
Learners explore the relationship between pressure and vessel diameter. They are given an open-ended design challenge in which they engineer their own remote repair device. Students see a model that represents how elevated blood...
Curated OER
Science is Alive
Students explore the scientific method. In this science lesson plan, students create and conduct a science investigation for the science fair.
Curated OER
Ice Melting
Students design investigations to test various materials to prevent heat gain in frozen water. The task assess students' knowledge of scientific inquiry including the following skills: observation, data collection, measurement,...
Curated OER
Insulators
Students design and carry out an investigation to test which materials is the best insulator: they predict which way heat energy flows in a system and analyze the flow of energy in a system from one point to another and from one form to...
Curated OER
Unknown Liquids
Students must design and conduct an experiment to determine which unknown liquid has a greater density based on basic information about the liquids and containers. Students are given specific materials to work with.
Curated OER
Friction of a Block Weight
Fifth graders hypothesize and design an experiment to study the relationship between a block weight and the number of washers it takes to pull a block across various surfaces. Students graph results and apply their findings to a...
Curated OER
Velocity
Students determine the average speed of a toy car as it travels six different distances set up by Students. Three trials are done for each distance. The only requirements is that the longest distance must be at least three times longer...
Curated OER
Starch and Sugar Testing 2
Students design and conduct an experiment to determine which of three solutions contain starch or sugar. This task assess students' ability to make simple observations, design simple experiments, utilize indicators, and make generalized...
Curated OER
Pond-water Populations
Young scholars design and conduct and experiment on algae, for a two week period, to answer the question "In your investigation, how does changing one factor affect the growth of organisms?"
Curated OER
Stimulus/Response in Invertebrates
Students design and conduct and experiment to determine how invertebrates react to an outside stimulus such as light and other stimuli. Student must develop a clear plan of action, collect data in an organized manner and analyze their...