Curated OER
Plant And Animal Cells
Students identify parts of plant and animal cells and describe the functions of each part. They distinguish between plant and animal cells. After a lecture/demo, students perform experiments which help them construct models of plant and...
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
Curated OER
Testing Growth of Algae
Students participate in an experiment in which they test the growing rate of algae. They test the algae in different elements recording their observations. They share their results with the class and discuss.
Curated OER
How Can We Determine the Concentration of an Unknown Solution?
High schoolers participate in experiments to help them determine the concentration of an unknown solution. They graph a standard curve and plotting the relationship between the concentration and the amount of light needed. They discuss...
Curated OER
Iron Filings
Students conduct an experiment in which a solution of copper(II) sulfate is added to iron filings. They write and balance the equation for the reaction that occurs and calculate the amount of iron that reacted and the percent yield of...
Curated OER
Landfills and the Potential for Groundwater Contamination
Students examine how a sanitary landfill is constructed, how it functions, and how waste and leachate affects the areas around the landfill. After a discussion about landfills and leachates, students construct a Sanitary Landfill Model...
Curated OER
Cloning of Plasmid and Spinach DNA
Students ligate fragments of genomic DNA from spinach into a vector plasmid. They perform a restriction enzyme digestion. Student use a ligated DNA molecule to transform E. coli cells. Students analyze their procedures and outcome of...
Curated OER
Build Your Own Weather Station
Studens experiment with temperatures. In this science lesson, students make their own weather station by heating one bottle and keeping the water in another bottle at room temperature.
Cornell University
Predicting Chemical Reactions
Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson plan asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows...
Cornell University
Chemical Reactions
Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for comparison.
Curated OER
Solubility Product of a Hydroxide
Students determine the solubility product constant and the concentration of a hydroxide. For this solubility product lesson plan, students use a solution of calcium hydroxide to neutralize a known concentration of hydrochloric acid. They...
Curated OER
Eutrophication
Students observe the effects of eutrophication and determine why it is harmful to aquatic ecosystems. They create mason jar ecosystems to observe the growth of algae in pond water. In addition, they observe the effect of introducing...
Curated OER
Chalk Fizz
Little chemists observe the effects of acid on calcium carbonate as an example of chemical change. As a demonstration you will place a raw egg in vinegar overnight, and as a lab activity, learners drip vinegar onto a piece of chalk....
Curated OER
What is Water?
Young scholars examine water's properties. They participate in hands-on activities to show the properties of water.
LABScI
Cell Diffusion and Permeability: The See-Thru Egg Lab
Create a model to study a microscopic phenomenon. The seventh of 12 lessons uses an egg (without its shell) to represent a cell membrane. Using different solutions, learners explore the concept of cell diffusion. They monitor...
Chymist
Esters: An Introduction to Organic Chemistry Reactions
Scratch and sniff an introduction to organic chemical reactions. A creative lesson has individuals study the esters commonly used in scratch-and-sniff stickers and advertisements. Following the lab procedure, scholars create the organic...
Curated OER
Effects of Nitrate and Phosphate Changes on the Growth of Algae
Learners determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
Curated OER
"Shooting An Elephant": George Orwell's Essay on his Life in Burma
Students read an essay by George Orwell's life in Burma and place it in its cultural and historical context. They identify the main points of the essay and Orwell's use of symbolism in the essay. They explain how each persuasive tool...
Curated OER
Seashore Explorers
There are three separate lessons within this resource that can be used together, or that can each stand alone. In the first, five simple activities allow junior scientists to examine the amazing properties of water. In the second, they...
Curated OER
11 - The Heat Is On
Students observe physical change of melting by observing substance in original state, melting substance, allowing substance to return to original temperature, determining if substance retained its original properties, and recording results.
Curated OER
The Sun as the Driving Force of the Water Cycle
Learners study the water cycle and how the sun is an important factor. In this water cycle lesson plan students investigate how to desalinate water and explore the different densities of fresh versus saltwater.
Curated OER
Acids and Bases
Students use supporting evidence to predict if common household substances are acids or bases. They determine the pH of the substances and describe the results of the investigation and characteristics of each substance.
Curated OER
The Difference Between Acids and Bases Using Different Indicators
Students identify the differences between acids and bases. In this acids and bases lesson plan, students identify and distinguish between acids and bases. They use household products to test the ph levels. They test the ph levels by...
Curated OER
The Effect of Acid Rain on Limestone
Pupils investigate the pH of rain water in this earth science lesson plan. They collect rain water from their area and explore the pH when lime stone is added, then they will use the data collected to conjecture as to the effect of acid...