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In this activity on page 6 of the PDF (Get Cooking With Chemistry), learners investigate yeast. Learners prepare an experiment to observe what yeast cells like to eat.

$10 - $20 per student Ages 8 - 14 10 to 30 minutes
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In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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In this activity about osmosis, learners use a naked egg (one with a dissolved eggshell) to learn about selectively permeable membranes.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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In this activity, learners construct a cereal chain as a model of how proteins are made in the cell.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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In this activity on page 9 of the PDF, learners test how flavoring extracts move through the walls of a balloon.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
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This is an activity about acid-base reactions using eggs and vinegar. Learners place eggs inside a container of vinegar and leave to soak overnight.

1 cent - $1 per group Ages 11 - 18 10 to 30 minutes
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In this activity, learners perform an experiment that models a chromatography-like process called electrophoresis, a process used to analyze DNA.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners investigate the process of osmosis by adding salt to a sealed bag of raw carrots and comparing it to a control.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity that can be used as a lab or demonstration, learners use Lactaid® and lactose to demonstrate the concept of enzyme action.

Over $20 per group Ages 14 - 18 10 to 30 minutes
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In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.

$10 - $20 per group Ages 14 - 18 10 to 30 minutes