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Double or More
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Choose a recipe to double (or triple, quadruple, or halve). Show everyone the recipe and engage them in figuring out: How much will we need to increase the recipe to feed everyone?

Cabbage Juice Indicator
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In this chemistry activity, learners make indicator solution from red cabbage. Then, learners test everyday foods and household substances using the cabbage juice indicator.

Microbes are Everywhere
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In this four-day activity, learners grow bacteria and/or fungi from a variety of locations and compare the results.

Your Energy Needs
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In this activity about the relationship between food and energy (page 8 of PDF), learners estimate average daily baseline energy (Calorie) needs and energy needs for different levels of activity.

Mixing and Unmixing in the Kitchen
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In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures.

An Interdisciplinary Deer and Human Population Study
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This activity helps the learner answer the question: "What environmental problems arise due to animal and human overpopulation and what might need to be done to combat these problems?" Learners play a

Bury Me Not!
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This activity (page 2 of the PDF under SciGirls Activity: Bogs) is a full inquiry investigation into decomposition.

Testing for Life's Molecules
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In this activity, learners conduct tests for proteins, glucose, and starch.

Biotech in a Bag
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In a series of three experiments, learners explore the basics of biotechnology using self-locking plastic baggies. Each experiment demonstrates a phenomenon or principle of biotechnology.

Apples with Appeal
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In this activity, learners investigate why apples turn brown. Learners discover that lemon juice interferes with the reaction that causes the browning.

Busted by Biology
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In this two-part activity, learners will extract their own DNA from their cheek cells and learn how DNA is analyzed and used to solve crimes.

Physics in the Kitchen: Sink or Swim Soda
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In the kitchen, learners can perform their own density investigation.

A Stand-up Egg
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In this science trick, learners get an egg to stand-up on its long-axis vertical to a table's top.
Glowing Tonic
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In this sunny day activity, learners compare how a cup of water and a cup of tonic water reflect or refract light in the sun.

Repulsive Grape: Diamagnetism
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Do grapes, yes the grapes from the grocery store, move in the presence of a very strong magnet?

Sweet Measurements
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In this activity on page 3 of the PDF, learners investigate how much sugar is in a soda. Learners use sugar cubes to measure and calculate the amount of sugar in a bottle of soda.

Take a Plant to Lunch
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Learners make a "menu" of any plants in their lunch for Monday through Friday and draw the plants from their lunch.

Candy Chromatography
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Learners analyze candy-coated sweets using chromatography. Learners use this method to separate the various dyes used to make colored candy.

Marshmallow Puff Tube
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In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder.

Lager Lamp
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In this demonstration, adult learners create a lava lamp using beer and nuts! Use this pub-themed activity to demonstrate the effects of buoyancy and bubbles.