Curated OER
Some Properties of Egg White
In this chemistry activity, learners investigate the properties of egg whites and the changes in pH, temperature, and mechanical stress while performing a test for the presence of protein. They describe how they applied the biuret test...
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Elasticity of Gases
Young scholars investigate gas laws and apply them in experimental conditions. Using an apparatus composed of a syringe and wooden blocks, they experimentally verify Boyle's and Charles' laws of gases.
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Wig-wag Physics
Young scholars make observations on the effects of a small, medium and large weight on the movement of a wig-wag apparatus. They use their observations to develop a generalized inference of the effect weight on movement patterns.
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Swinging Observations
Students build a pendulum type swinging apparatus and make specific and selective observations using what they know about scientific observations. They look for regularities of movement, patterns, and systemic changes over time.
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Fire Triangle
Students discuss what humans need to stay alive. They observe a candle that is lit and talk about candle safety and controls. They think about what a candle needs to keep burning and relate it to what people need to stay alive. They...
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Air Pressure
Students investigate the basic principles of air pressure. In this experimental lesson plan students use materials to create several different experiments that help to explain air pressure and friction.
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Calculating & Graphing Using a Spreadsheet
Students use the lab apparatus to calculate the average velocity and average acceleration at several points and record the data. They use the spreadsheets to plot distance vs. time, velocity vs. time and acceleration vs. time graphs.
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Finding the Formula of Magnesium Oxide
Rather than simply matching up the ionic charges on paper, this exercise gets chemists into the lab to determine the chemical formula for magnesium oxide! If a know amount of magnesium is used, an oxidation reaction results in this...
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The Effect of Dissolved Salt on the Boiling Point of Water
Explore the properties of solutions with a lab activity. Chemistry fans determine the boiling point of water, add salt to create a solution, and then repeat the process four more times. They design their own data table and then graph the...
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A Solubility Curve for Potassium Nitrate
Step-by-step laboratory instructions are listed so that chemistry explorers can consider the solubility of potassium nitrate. They combine their results with those of other lab groups and then graph the data to display the solubility...
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Solid Waste Recycling
Students seek scientific and technological solutions to envrionmental problems. They record class activities in a journal. They identify relationships among living things and their environments.
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Hot and Humid, That's Manu
Elementary and middle schoolers participate in a demonstration of the heat and humidity of the Manu rainforest environment. They watch and discuss a video, calculate the humidity and temperature in the humidified tent, and write a...
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Space Science: Phases of the Moon
Looking for a terrific lesson on the phases of the moon that has lots of good worksheets? With two excellent websites are embedded in the plan, the activity is sure to spark some interest in your astronomy unit. Some common...
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Introduction to the Elements of the Water Cycle
The basic elements of the water cycle and how water is recycled through our environment is focused on in this lesson plan. Your students construct classroom terrariums and learn to make and record observations relating to the water...
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Bungee M&M's
Science is exciting - and delicious! Pairs of learners set up a bungee cord type of experiment. They use buckets filled with M & M's, a meter stick, and a Slinky spring (as the bungee) to conduct their experiment. A good activity...
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The Molar Volume of a Gas
Students find the standard molar volume of a gas. In this molar volume of a gas lesson plan, students react magnesium metal and hydrochloric acid and collect the hydrogen gas produced using a gas collection tube. Students calculate the...
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Blueprint Paper
Students investigate chemical reactions involved in making a blueprint. In this blueprint paper lesson plan, students expose blueprint paper with writing that has been soaked in a solution of potassium ferricyanide and iron (III)...
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Reactivities of the Group 7 Elements (The Halogens)
During this lab activity, chemists discover the reactivities of chlorine, bromine, and iodine as examples of the halogens. They use a displacement reaction as a test by adding other compounds and observing for a color change. The lab...
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Simple Calorimetry to Find the Enthalpy of Combustion of Alcohols
Accomplished chemistry learners set up a calorimeter and measure the energy released by various alcohols: methanol, ethanol, and either propanol or butanol. Lab masters will first need to design their own tables for recording data....
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Displacement Reaction of the Halogens
This publisher has put out some terrific laboratory activities for your aspiring chemists! In this edition, displacement reactions are used to develop a reactivity series for three halogens. Not only do they explore the reactivity of...
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What is the Percentage of Copper in "Copper" Coins?
Whether in the UK or in the US, the mass of the copper in a copper alloy penny can be determined. If you are in the US, just note that on the lab sheet, a penny is identified as a "1p piece." The penny is dissolved by young chemists in...
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Comparing the Degree of Unsaturation of Margarine with that of Butter
Is butter better? In terms of saturation, young chemists find out! Using titration methods, they will compare the degree of unsaturation of butter with that of margarine. Knowing the unsaturation, they can make conclusions about the...
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Displacement Reactions of Metals
Chemistry stars experiment with metals to observe reactivity with salt solutions. They test magnesium, zinc, iron, and copper by immersing them into different solutions and observing for changes. A separate set of data tables is...
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Properties of Ionic and Covalent Compounds
Test six various reagents for their ability to conduct electricity. Cooperating chemists research whether each is ionic or covalent and discover the relationship between bonding and conductivity. This laboratory exercise would be an...
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