Students build and evaluate simple models to understand the greenhouse effect. They explore the role of increased greenhouse gas concentration in global warming, and the implications of global warming theory for engineers, themselves...

Students determine what an anemometer is and how it measures wind speed. They decide on a place to put a wind turbine by using an anemometer. They examine the role that engineers play when using wind speed to determine a place for wind...

In this transition state theory worksheet, students read about chemical reactions and the theory for how chemical reactions proceed. They answer questions about the activated complex, the activation energy and the collision theory all...

Learners explore gases. In this chemical energy activity, students will observer chemical reactions and infer a conclusion about reaction producing gasses.

In this gas stoichiometry worksheet, high schoolers use the ideal gas law and balanced chemical equations to solve for unknown values such as volume and mass of gases.

Learners differentiate chemiluminescence from bioluminescence. In this biology lesson, students explain how fireflies and other animals emit light. They discuss the applications of engineered bioluminescence.

Students examine the concept that static electricity is a phenomenon that involves positive and negative charges. They explore the Static Electricity section of the Science, Technology and Engineering website to learn more about the...

Scholars generate and collect pure oxygen through a decomposition reaction of hydrogen peroxide in the fourth lesson of an 11-part series. Then, they complete six investigations into the properties of oxygen.   

Orange you glad you can make circuits using fruit? Young electricians learn about electric circuits and electricity. As part of the lesson, they build a circuit with an orange and then with a banana.

People associate calories with food, but what is a calorie? Young scientists measure the number of calories in samples of food to better understand the concept. They test a variety of samples, take measurements, and compare their results...

In this ion propulsion worksheet, learners read about Deep Space I that uses ion propulsion to power the spacecraft. They learn about ion propulsion and answer three questions about it.

Students investigate the three types of material stress related to rocks. They watch a PowerPoint Presentation, view an online animation of the three types of rock stress, identify the various types of rocks, answer true or false...

Students identify the different types of mixtures. They identify examples of solutions, suspensions, colloidal dispersions, and emulsions through a game and basic experiments.

Investigate what is pushing on us. An intriguing lesson has pupils calculate the amount of force on various squares due to air pressure. Using the data, individuals create a graph in the third lesson of the Up, Up and Away unit...

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...

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...

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...

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...

Students create a polymer out of glue, water, and borax. They discuss the resulting substance and perform several experiments with it.

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...

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...

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...

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...

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.