Curated OER
Chemistry Lab: Solubility Product Constant of Sodium Chloride
In this solubility product constant of sodium chloride worksheet, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common ion to a...
University of Chicago
Don't Be Too Flaky
Snow, ice, and water are all composed of H2O. Does that mean they all have the same volume? Discover the ways that the densities of these substances determine their volumes, and how they change based on their current states of...
Curated OER
Measure Your Body
Students measure their bodies. In this math lesson plan, students record their height and weight. Students measure themselves in six months and observe any changes.
Curated OER
Floating Fishes: How do Fishes Control Buoyancy?
Playing with balloons, water, oil, and bottles help put this lesson over the top! Participants use air-filled balloons in water tanks to experience gas compression. They also use oil-filled bottles to experiment with buoyancy. Included...
LABScI
Freezing Point Depression: Why Don’t Oceans Freeze?
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions...
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
Investigating Osmosis
A thorough investigation of cell transport is provided when completing the assignment. The first half requires biology class members to answer questions about diffusion and osmosis with the aid of diagrams. Then they fashion an...
Curated OER
Oobleck
Here is a good instructional activity which aptly describes how to do the classic "Oobleck" lab with your young scientists. Unfortunately, the "Oobleck Investigation Sheet" in the plan doesn't open. However, this is a very clear...
Curated OER
Classification of Matter
This is a great worksheet with an infographic to assist your students in categorizing matter into mixtures and non-mixtures. Information is given about the metric system of measurement. Your young students match 13 terms with their...
Curated OER
Mass-Mass Relationship
Students investigate mass-mass relationships in the lab. In this mass-mass relationship lesson plan, students mix sodium carbonate with hydrochloric acid to produce sodium chloride, water and carbon dioxide. Students use the amount of...
American Chemical Society
Combustion and Burning
On Earth, a candle flame points up, but on the International Space Station, it forms a sphere. Young scientists practice their skills by recording observations before, during, and after a candle burns. Chemical and physical...
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...
Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry lesson includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Curated OER
Applied Science -- Science and Math (3B) Pre Lab
Set up stations around your science lab to introduce youngsters to different equipment. They examine a beaker, graduated cylinder, ruler, balance, and thermometer. The said worksheet is not included, but you will find a few useful tips...
Curated OER
Exothermic Reactions
High schoolers experiment, observe, measure, and analyze what occurs during an exothermic reaction. They safely design an experiment, control variables, and properly dispose of materials.
Curated OER
Rainbow Lab
In this mixtures worksheet, students experiment with different amounts of solutes and solvents to make solutions. They observe color changes and look for chemical and physical changes in the test tubes. Students answer 5 questions and...
Curated OER
Kitchen Equip and Lab Procedures - Level I
If students use and store kitchen equipment appropriately as well as utilize sanitary work habits, the foods laboratory will be a safe and easy place to work. See Preface Materials: As a motivator ask: "Why should I worry whether or not...
Curated OER
Cross-Linked Polymer Lab
In this polymer worksheet, learners make two types of cross linked polymers and they test their physical properties. These include their response to agitation, stretchability, viscosity, and resilience.
Curated OER
Asphalt Lab
Middle schoolers are introduced to basic engineering principles, road construction and material science. They explore how material properties and strength can be affected. Students become Civil Engineers by both creating Asphalt cookies...
Curated OER
Osmosis and Diffusion: Egg Lab
Students examine why diffusion and osmosis happen in an egg cell. In this diffusion lesson plan students demonstrate a semi permeable membrane.
Curated OER
Enzyme Labs Using Jello
Students test for the presence of enzymes in fruit and the specificity of those enzymes, as well as to identify and show the susceptibility of enzymes to certain environmental factors (temperature and pH) originating in the enzyme's...
Curated OER
Density Lab
Students find the density of two substances. In this density lesson plan, students determine the density of water and ethyl alcohol and compare their densities. They enter their data into the computer to produce a class compiled graph....
Curated OER
States of Matter: Liquid
Students work in a mini lab where they measure the temperature every 30 seconds for several minutes as water is heated. They are asked what makes liquid different from a solid. Students view a PowerPoint on the model of liquids,...
Curated OER
Determining Liquid Densities
Students practice determining liquid densities in a short, hands-on lab activity. Students use a graduated cylinder to measure out 100 milliliters of a liquid, find its mass using a balance, and record measurements in a data table....