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Physical and Chemical Changes
Young scholars investigate chemical and physical changes. In this physical and chemical change lesson plan, students perform 3 experiments in the lab to observe changes in matter. They determine that no new substances are formed in...
Creative Chemistry
Thermal Decomposition of Calcium Carbonate
For this thermal decomposition of calcium carbonate learning exercise, students perform three experiments on calcium carbonate, make observations, and write the equations for each reaction. Students explain in detail what happened at...
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Photosynthesis
Students investigate photosynthesis in water plants. In this photosynthesis lesson plan, students use the elodea plant and observe gas bubbles released to determine the rate of photosynthesis. They vary the light intensity and the amount...
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Rock Formation
Students investigate rock formation through cementation, compaction and evaporation. In this rock formation lesson plan, students simulate the process of evaporation, cementation and compaction in the lab. Students explain the formation...
Creative Chemistry
The Preparation of Teraamminecopper(II) Sulphate-1-Water
In this complex salt instructional activity, learners create teraamminecopper(II) sulfate · 1 · 2H₂O using copper(II) sulfate, concentrated ammonia, and ethanol. Students determine the formula mass for their product, the theoretical...
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What's the Matter? (Experiments)
Students observe a scientific discrepant event, and are then challenged to create experiments to solve the dilemma.
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Movement Across the Membrane (Diffusion)
Learners investigate the concept of diffusion and how materials enter and leave a cell. In this movement across a membrane lesson plan, students use perfume, food coloring in water and a sugar cube in water to observe diffusion. They...
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Growing Crystals from Solutions
Students grow crystals in the lab using solutions. In this crystals lesson plan, students set up a crystal growing apparatus using a sugar solution with a thread attached to a piece of copper wire that is inserted in the solution....
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Denaturing Proteins
High schoolers investigate how to denature proteins. In this denaturing protein lesson plan, students explore the different ways to denature proteins in the lab. They use heat, acids and bases, organic compounds and heavy metals to...
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Unsaturated, Saturated and Supersaturated
Students investigate unsaturated, saturated and supersaturated solutions. In this solutions lesson plan, students experiment with sodium acetate and produce three different types of solutions including a saturated solution of sodium...
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The Role of Enzymes
Young scholars explore the role of enzymes in chemical reactions. In this enzymes lesson plan, students use hydrogen peroxide and manganese dioxide to observe a chemical reaction. Young scholars observe the rates of reactions of chalk,...
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Trapping CO2
Students investigate climate change and how the properties of carbon dioxide and methane play a part. In this climate activity students use a chemical reaction to trap CO2 and methane.
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Terrestrial Sequestration - Photosynthesis and Cellular Respiration
Students investigate how plants absorb carbon dioxide during photosynthesis. In this biology lesson plan, students differentiate photosynthesis and cellular respiration. They discuss the important role of plants in the environment.
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Rainbow Electrophoresis Lab
Students are introduced to the principles of gel electrophoresis. They practice loading gels and pipetting. In this laboratory activity, food color is separated into constituent pigments. The lab can be run with standard electrophoresis...
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Terrestrial Sequestration- Photosynthesis and Cellular Respiration
Students examine the differences between cellular respiration and photosynthesis. In this cellular processes activity students complete a group lab activity to see how climate change affects their lives.
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Preparation of Artificial Flavorings and Fragrances
High schoolers prepare artificial flavorings and fragrances. In this esters lesson, students combine an acid and an alcohol of choice to make an ester. Water is released and they produce an artificial flavoring or fragrance. They answer...
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Cracking the Code of Life
Students examine the concept of DNA. They work together to extract DNA cells from their classmate's cheek. They answer questions related to what to do with their DNA now that they have it.
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Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
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Plasmolysis in Elodea Plant Cells
Students microscopically observe various subcellular components. They determine the effects of different salt solutions on Elodea plant cells. They detect the presence of chloroplasts, cell walls, and cell membranes of Elodea.
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Protein Coagulation or Denaturation
In this proteins worksheet, learners compare the coagulation of egg whites and milk proteins and then complete 5 short answer questions. A protein coagulation quiz is also included with 5 multiple choice questions.
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Amazing Salt
Students examine the effects of salt on ice. In this salt lesson, students observe what happens to the temperature of ice when salt is added, then make ice cream to see how this knowledge can be used.
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TE Activity: Yeast Cells Respire, Too (But Not Like Me and You)
Student observe and quantify the respiration that occurs in yeast-molasses cultures. They complete an effective experiment in order to examine how to think critically about the results.
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Filtering Water to Prevent Pollution
Students explore techniques used to filter water and different pollutants. In this prevention of water pollution lesson plan, students define water pollution and list ways water is polluted. They explore water purification and complete a...
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Thermodynamics
Students investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects of...