Curated OER
Biodiesel Combustion and Its Influences in NOx Emissions
Tenth graders evaluate the physical mechanisms that cause a change in NOx emissions. For this combustion lesson, 10th graders participate in a research project. Students create a presentation of their findings.
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Air Pressure
Investigate what is pushing on us. An intriguing activity has pupils calculate the amount of force on various squares due to air pressure. Using the data, individuals create a graph in the third activity of the Up, Up and Away unit...
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Concentrate This! Sugar or Salt...
Heat up your lessons on boiling points. The resource provides a three-part activity: first, groups find the boiling point of solutions; second, they create boiling point curves for salt and sugar solutions; and third, they mix a solution...
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Messin' with Mixtures
Do you separate your trail mix before eating it? Then you've been separating mixtures your whole life! Scholars model a contaminated soil sample using trail mix and estimate the percentage of each component. They consider how to clean up...
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Wetting and Contact Angle
Explore terminology related to water droplets. The sixth installment of a nine-part series teaches young scientists about wetting and contact angles between water droplets and surfaces. It also distinguishes between hydrophobic and...
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Water Remediation Lab
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
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Silly Semi-Solids
Students create a polymer out of glue, water, and borax. They discuss the resulting substance and perform several experiments with it.
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Connect the Dots: Isometric Drawing and Coded Plans
Individuals discover how to draw cubes on triangle-dot paper. They use cubes to build structures and draw corresponding isometric drawings on dot paper in the second lesson of the series of five. The activity also introduces the concept...
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Body Full of Crystals
Your body has lots of crystals, just not any gemstones. The first installment of a three-part unit provides a PowerPoint presentation on crystallization occurring in the human body and about crystallization in general. The resource gives...
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Common and Natural Logarithms and Solving Equations
Log some practice with logarithms. A PowerPoint presentation provides a tutorial on the change of base formula involving natural logarithms and solving exponential equations with logarithms in the fourth installment of a seven-part...
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Measuring Surface Tension
How do you measure surface tension? The fifth installment of a nine-part series is an experiment where young scientists use tubes of different sizes to measure surface tension. They calculate the average and standard deviation of the...
Curated OER
Analyzing Birds and Planes
Students find a variety of topics and subjects in this lesson. In the math section of this lesson, students graph linear equations and analyze their data. They solve one and two step equations to find the variable.
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Elastomers: The Best Bungee Cord
Young scholars examine elastomeric polymers in a lab activity in which they design a bungee cord. Students must determine the tensile strength, percent elongation, and plot stress versus strain graphs for their experiments on rubber...
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Parts-Per-Million Concentration Lab
Students develop a comprehension of parts per million as a concept. They work in teams to create successive dilutions of a solution to reach a parts-per-million concentration. Students list what they think the atmosphere is made of. They...
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Turn on the Light, Thomas Edison by Peter and Connie Roop
In this literature worksheet, 5th graders read the novel Turn on the Light, Thomas Edison by Peter and Connie Roop and then answer ten reading comprehension questions about the novel.
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Not So Neutral Views
Students explore ways to use indicators to distinguish between acids and bases. They conduct an experiment to model and discuss the harmful effect of acid rain in our living and non-living environment.
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Fighting Back!
Fifth graders inspect the basic functions of the immune system and determine how viruses and bacteria invade the immune system. They also explore what happens to the immune system in outer space.
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TE Lesson: Out of Breath
Students study the parts of the human respiratory system while examining the gas exchange that takes place in the lungs. They make a model lung. They look at how the respiratory system is affected by spaceflight.
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TE Lesson: Can You Taste It?
Students investigate how animals adapt to use its senses to identify foods that are nutritious or noxious. They determine how they associate foods with other things such as birthdays. They discuss the role of the nervous system in the...
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How Much Sugar is in Bubble Gum?
Students conduct an experiment to determine the percentage of sugar in various types of gum. They weigh the gum after chewing it to determine the amount of mass lost from each piece of gum, analyze the data, and create a graph of the...
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Vector Voyage!
Middle schoolers use vector analysis to examine the concept of dead reckoning. They listen to a teacher-led lecture, complete a Vector Voyage Worksheet with the teacher, answer discussion questions, and use the Pythagorean Theorem for...
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Wet Pennies
Students conduct a simple test to determine how many drops of water, rubbing alcohol and vegetable oil can be placed on a penny before spilling over. They consider how varying surface tensions allow for different amounts of each liquid...
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T-Shirt Chromatography
Students study about chromatography, a process used to separate mixtures. They see that chromatography is used to detect, separate or purify different substances. This nice lesson results in a beautiful t-shirt for each student!
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Funny Putty
Learners are introduced to the properties of solids, liquids and gases. They see that colloids are mixtures which display the properties of more than one of these states. They engage in an excellent experiment which demonstrates this fact.