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In this activity, learners will use clear nail polish and the power of chemistry to create paper with a rainbow sheen.

$1 - $5 per group Ages 6 - 14 5 to 10 minutes
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This is a simple and fun activity for learners to explore water and colors.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
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This design challenge is an open-ended exploration of linkages, a group of parts connected by hinges, and the types of motion they can create.

$1 - $5 per student Ages 8 - adult 10 to 30 minutes
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In this activity on page 7 of the PDF, learners follow a recipe to make a dough similar to the clay artists use to make sculptures.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity on page 11 of the PDF, learners use candle wax to make "invisible" designs that are revealed with watercolor paints.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
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In this biology activity (page 5 of the PDF), learners use yarn and sticky labels to build a model of a DNA strand. They discover that DNA is very long, very skinny, and packs well into cells.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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Learners use shop tools and various materials to construct a magnetic spinner and a compass.

$1 - $5 per student Ages 8 - 14 1 to 2 hours
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In this game, learners create flash cards with an image on one side (of an animal, for example) and the sound that animal makes on the other.

$1 - $5 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners cut out a fish and then "paint" it using universal indicator and acids and bases.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners discover that some things only stand up while they are spinning.

$1 - $5 per student Ages 8 - 14 1 to 2 hours
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In this chemistry activity, learners use thin layer chromatography to determine the molecular composition of different markers.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
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In this activity learners will create paint out of natural materials. Explore your natural world (or your fridge) and find berries, leaves, or flowers to find a great base for your paint.

$1 - $5 per student Ages 4 - adult 5 to 10 minutes
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In this fun hands-on activity, learners whip up a batch of cyber-dough (play dough) using math for measurements.

$1 - $5 per student Ages 4 - 11 30 to 45 minutes
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In this activity on page 3 of the PDF, learners create a collage by using vinegar to transfer color pictures from a newspaper onto a piece of white paper.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity about backyard habitats learners create a safe and toad-friendly environment near their own home.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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This marine biology activity (on pages 11-17) introduces learners to kelp (seaweed) forests that grow in the ocean and are home to many species of sea animals.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners create a traditional Mexican noisemaker (a matraca) using cardboard, craft sticks, and a wooden dowel.

$1 - $5 per student Ages 6 - 18 1 to 2 hours
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In this activity, learners build a machine made of craft sticks to multiply the levering motion of their hands and create a device that bends and extends.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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In this activity, learners create three-dimensional shapes by making some origami models of simple boxes and containers.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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This open-ended art project allows learners to create their own colorful ice sculpture by using rock salt and food coloring on a solid block of ice.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes