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In this activity, learners learn about the adaptations that flowers have developed which support pollination. Learners also list their personal preferences (i.e.

free Ages 8 - 14 30 to 45 minutes
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Learners see that a can of regular cola sinks while a can of diet cola floats. As a demonstration, bubble wrap is taped to the can of regular cola to make it float.

$1 - $5 per group 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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This game teaches ratio and proportion by having learners make "salads" that combine three types of beans in different combinations.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners use marshmallows and gum drops to construct seven models of molecules. Learners classify (solid, liquid or gas) and draw diagrams of the molecules.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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Take the two-straw challenge and discover how pressure affects vacuums! In this activity, learners experiment with drinking through one and two straws, comparing the amount of liquid they can drink.

1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
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In this chemistry meets cooking activity, learners compare the stability of egg white foams with various additives.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this hands-on activity (on page 2 of the PDF), learners experiment with lemon juice and paper to create a message that can only be revealed using chemistry.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners explore cooked chicken wings and identify the various parts including: bones (radius, ulna, humerus, shoulder joint, elbow joint), tendons, and cartilage.

$5 - $10 per group Ages 6 - 14 45 to 60 minutes
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This fun video explains how to make a batch of oobleck (or slime) and why this special substance is known as a "non-Newtonian" fluid. Watch as Mr.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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Learners observe a bottle containing water and oil. They are invited to pick up the bottle and mix the contents together.

1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
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In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.

1 cent - $1 per group Ages 11 - 18 5 to 10 minutes
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In this health and genetics activity, learners determine whether tasting the bitter compound PTC (phenylthiocarbamide) influences which vegetables a person likes.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the results.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this chemistry activity (page 3 of the PDF), learners will observe a chemical change, specifically what happens to iodine when it is applied to ripe and unripe apples.

Over $20 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners use edible models of the DNA molecule to transcribe an mRNA sequence, and then translate it into a protein.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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This laboratory exercise is designed to show learners how DNA can easily be extracted from yeast using simple materials.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this activity (Page 30 of PDF), learners investigate the evolution of wheat by conducting sedimentation tests on different flours.

$5 - $10 per group Ages 8 - adult 10 to 30 minutes
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Learners see that a carrot slice sinks in fresh water and floats in saltwater.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity (7th activity on the page), learners use their sense of hearing to find a "sound match." Learners shake containers filled with items like dry seeds, sand, beans, etc.

$1 - $5 per group Ages 4 - 14 5 to 10 minutes