Texas Instruments
Variables and Expressions
Students solve equations by writing expressions. In this algebra lesson, students identify the different values for each variable. They use the navigator to see how to solve equations.
American Chemical Society
Temperature and the Rate of a Chemical Reaction
Putting glow sticks in the freezer makes them last longer, but why is that? Lesson focuses on how temperature impacts the rate of a chemical reaction. It begins with a teacher demonstration, then scholars design their own experiments...
Virginia Department of Education
Scientific Inquiry: Measurement/Data
While pupils design their own lab experiments, they will not form a new species. Scholars take their materials and design an experiment regarding reaction rates.
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
That's Predictable - Stream Side Science
Research the impact that changes in biotic or abiotic factors might have on an ecosystem. Debate for or against the changes and take action in the community. This resource ideally follows stream studies that young ecologists may have...
Curated OER
What's in the Water? - Stream Side Science
Here is a complete activity in which young biologists or ecologists test the pH, dissolved oxygen, turbidity and temperature of stream water. The class visits an actual stream and makes observations of the site. They use scientific...
Curated OER
The Scientific Search for the Loch Ness Monster
Students gain an understanding of the real world applications of the scientific method. They design their own experiments to prove or disprove the existence of other modern legends, and they design and carry out an experiment to test a...
Curated OER
Using Environmental Models to Determine the Effect of Acid Rain on an Ecosystem
Demonstrate to your middle school science learners how chalk breaks down in a weak acid. Discuss what affects acidic rain might have on ecosystems. Lab groups then choose one of two questions: "How does acid precipitation affect an...
Curated OER
Biodiversity Debate - Stream Side Science
Role play community members who are both for and against the construction of a dam. Research the pros and cons and then hold a classroom debate. This activity ideally follows a series of stream studies, links to which are included. Use...
Curated OER
Physical Agents for Microbial Control
In this biology worksheet, students take part in an examination of the graphic organizer to determine the different types of environments and how they effect the survival of microbes.
Curated OER
A Constructivist Version of the Snail & Elodea Lab
Students explain the importance of having a control when setting up an experiment.
Curated OER
The Nature of Science and Technology
Second graders perform a variety of experiments to observe, form conclusions, and make inferences. In this experiment lesson, 2nd graders experiment based on the result of a pre-assessment. Students share what they have learned.
Curated OER
The Sun: Earth's External Heat Engine - Part 1 of the Astronomy Model
Designed by School Power...NaturallySM, this lesson familiarizes advanced earth science and physics learners about the variables that affect our supply of solar energy. They examine gas spectra and perform calculations. There is an...
Curated OER
Solar Kit Lesson #11 - Power Maximum: An Electrical Determination
Collaborative groups connect resistors and solar panels in series and measure electrical resistance, voltage, and current. The objective is to order 16 solar panels from strongest to weakest. They graph current-voltage and power curves...
Curated OER
Scientific Method: How Many Drops of Water Fit on a Coin?
Young investigators conduct an experiment using the scientific method. They see how many drops of water fit on a coin; have them conduct several different trials. This involves making a hypothesis, looking at controls, and introducing...
Curated OER
Testing a New Drug 1
Students act as chief research scientists with the responsibility of testing a new drug. Students design a controlled experiment to test a hypothetical experimental drug. Students write a clear, concise, and detailed plan to present to a...
Curated OER
Red Means Danger
Students describe some common pests. They study three levels of pest control from the IPM pyramid.
Curated OER
Soil and Agriculture:Lesson 3 - Soil Erosion
Learners reseach the different types of soil erosion and ways to control it in this series of activities.
Curated OER
Perimeter Pattern
High schoolers investigate perimeter patterns formed by a hexagon and a triangle. They will identify the dependent and independent variable and write a function for the relationship.
Curated OER
Study the Fizz
Students experiment to determine which bottle of soda has more dissolved carbon dioxide. For this solutions lesson, students use the scientific method to test the amount of carbon dioxide in bottles of soda. They identify and explain the...
Curated OER
The Affect of Water Temperature on Living Organisms
Students examine the environmental impact of global warming. In this environmental science lesson, students design and conduct an experiment about the effect of temperature on paramecia. They write a lab report about their experiment.
Nuffield Foundation
Investigating Osmosis in Chickens' Eggs
You might not be able to learn through osmosis, but you sure can observe it! Scholars observe and measure osmosis using chicken eggs. They control for multiple variables to determine which variables have an impact and how the impact...
Virginia Department of Education
Aspirin Analysis
Laughter may be the best medicine, but aspirin is also important. Young chemists analyze aspirin tablets using titration in this lab experiment. They then repeat the entire experiment using a different aspirin brand.
Curated OER
Examine the Data
Seventh graders examine a teacher-created database and identify specific variables and develop hypothesis statements as to their possible effect. They create a summary statement either proving or disproving their hypothesis.