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Build a Super Structure
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In this activity, learners use things from the kitchen as building materials to explore how shapes contribute to the strength of different structures.

Smell the Difference
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In this two-part activity, learners use household items to smell the difference between some stereoisomers, or molecules which are mirror images of one another.

Spicy Indicator: Use turmeric to test for bases in your home
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This activity uses turmeric, a common spice in curry, as an indicator for acidity and basicity. Turmeric is yellow in acid and neutral substances, but turns bright red with bases.

Soda Brand vs. Height Experiment: Soda Geyser Series #4
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In this activity, learners conduct a controlled experiment to examine which brand of soda makes the best (highest) soda geyser.

Crushing Test
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In this activity, learners design a crushing test and discover that identifying and controlling the variables may be difficult.

Frijolitos
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Esta actividad enseña la proporción y razón por hacer que los aprendices hagan "ensaladas" que combinan tres tipos de frijoles en tres combinaciones diferentes.

Red, White and Blue II Demonstration
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In this chemistry demonstration, learners investigate the rule "likes dissolve likes" by combining three, immiscible liquids to create a colorful density column.

Protect That BRAIN!: Mr. Egghead
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This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.

Invisible Ink
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In this simple chemistry activity (page 1 of PDF under SciGirls Activity: Colorblind Dogs) about acids and bases, learners will mix a baking soda and water solution and use it to paint a message on a

Using Chemical Change to Identify an Unknown
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In this activity, learners will develop a method to test five similar-looking powders (baking soda, baking powder, cream of tartar, detergent, and cornstarch) with four test liquids (water, vinegar, i

Powder Particulars
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In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways.

Molecular Menagerie
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In this activity, learners use molecular model kits to construct familiar molecules like lactose, caffeine, and Aspirin.

Make a Lake
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Where rainwater goes after the rain stops? And why there are rivers and lakes in some parts of the land but not in others?

The Adaptation Game
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To convey the concept of how animals adapt to survive, this game asks learners to imagine what adaptations a given animal would need to live in a certain environment—including environments where such

Kimchee Fermentation Chamber
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Learners make kimchee or sauerkraut, which is really just fermented cabbage, in a 2-liter plastic bottle.

Testing Vitamin C: Chemistry's Clear Solution
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In this activity on page 8 of the PDF, learners investigate vitamin C. Learners conduct a chemistry experiment to determine if Tang drink mix or orange juice contains more vitamin C.

Computation and Estimation: Alphabits
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In this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal.

Reflective Solar Cooker
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In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.

Say Cheese!
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Create a chemical reaction that makes cheese! This hands-on activity demonstrates that molecules and atoms are tiny particles that make up everything around us.

Caution! Wildlife Crossing
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In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.