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In this activity, leaners build their very own rainsticks, an instrument filled with pebbles and seeds that create sounds like falling rain. Save costs by using material found around the home.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity (page 3 of the PDF), learners will observe a physical change.

$1 - $5 per group Ages 6 - 14 10 to 30 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 on page 9 of the PDF, learners make their own paint using chalk as a pigment and glue and water as binders. This activity introduces learners to special mixtures called suspensions.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners overlap the three primary colors to see how all other colors are made.

free Ages 11 - 18 10 to 30 minutes
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Light painting is a creative activity that involves creating striking images and illusions using a camera, a light source, and a little practice.

Over $20 per group Ages 11 - adult 45 to 60 minutes
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In this optics activity, learners create flip books by drawing an image like an eye opening and closing on 24 small pages of paper.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners explore sound by constructing an instrument toy that buzzes when you swing it.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners explore sound by constructing their very own instruments using PVC pipes, soda bottles, and a straw.

$5 - $10 per student Ages 6 - 11 45 to 60 minutes
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In this activity, learners build a cuica or chirping bird using straw, string, and a bottle cap. Use this activity to explore the interplay of motion and sound.

$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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Make a rattle-like musical instrument! Shake it, hit it, spin it any way you want to!

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
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In this activity, learners make a photographic image—without a camera!

$5 - $10 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners explore sound by constructing an instrument using some metal pipes, rubber bands, and a baseboard.

$10 - $20 per student Ages 6 - 11 30 to 45 minutes
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This is an activity exploring color and color mixing.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
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In this activity, learners explore how pictures change in curved mirrors. Learners make cylindrical mirrors by wrapping Mylar around soda cans.

$1 - $5 per student Ages 11 - 14 45 to 60 minutes
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In this activity, learners observe, explore and investigate vibrating instruments in everyday places and create music in unique ways.

$1 - $5 per group Ages 4 - 8 5 to 10 minutes
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String Thing is an interactive online game in which learners change a virtual string's tension, length, and gauge to create different musical pitches.

free Ages 8 - 14 10 to 30 minutes
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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 on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.

$10 - $20 per student Ages 6 - 11 10 to 30 minutes