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Showing results 1041 to 1060 of 1908

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In this activity about electricity, learners suspend pieces of tape from a straw to construct an electroscope, a device that detects an electrical charge.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners explore how engineering has developed various means to remove impurities from water.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this outdoor activity, learners race small boats, made of cork, balsa wood, popsicle sticks etc., to investigate the rate and direction of currents in a stream or creek.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes
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This activity (on page 3 of the PDF under GPS: Cactus Activity) is a full inquiry investigation into how some desert birds keep their cool.

$10 - $20 per group Ages 8 - 14 1 to 7 days
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In this activity, learners will build a ball run contraption.

Over $20 per group Ages 8 - adult 30 to 45 minutes
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In this amazingly simple physics activity (page 5 of the PDF), learners will explore how exerting a force on an object can give it kinetic energy and momentum.

1 cent - $1 per student Ages 11 - 14 10 to 30 minutes
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In this activity on page 2 of the PDF, learners test different materials to find out which is the best insulator.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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This activity (on page 3 of the PDF under GPS: Sailboat Design Activity) is a full inquiry investigation into design optimization.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
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In this activity on page 7 of the PDF, learners experiment with the interesting designs that can be made by painting on plaster.

$10 - $20 per student Ages 6 - 14 10 to 30 minutes
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In this chemistry activity, learners use common chemicals to examine reactions that occur between two aqueous solutions.

$1 - $5 per student Ages 11 - 18 5 to 10 minutes
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In this math lesson, learners determine and compare the rate of descent of various learner-constructed parachutes. Learners construct parachutes that will have maximum hang times.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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In this activity, learners explore the magnetic field of a bar magnet as an introduction to understanding Earth's magnetic field. First, learners explore and play with magnets and compasses.

$10 - $20 per group Ages 8 - 18 10 to 30 minutes
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In this plant science activity, learners conduct four experiments to observe how plants respond to sunlight and gravity.

$10 - $20 per group Ages 8 - 14 1 to 7 days
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In this activity, learners identify the DNA base bars guanine, cytosine, thymine and adenine. Learners create a DNA model using colored paper clips to resemble these base pairs.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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When baseball was in its infancy, the ball had plenty of bounce. Today's baseball may not seem to have bounce to it at all; if you drop a ball on the field it won't bounce back.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
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In this activity on page 4 of the PDF, explore the unique molecular structure and conductive nature of graphene. Learners construct a circuit with a battery and LED bulb.

$10 - $20 per student Ages 8 - 14 5 to 10 minutes
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In this activity on page 8 of the PDF (Behind the Scenes with Chemistry), learners make three of Harry Potter's essential school supplies: quills, ink, and color-changing paper.

$10 - $20 per student Ages 8 - 14 1 to 7 days
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The "Exploring the Solar System: Magnetic Fields" activity shows participants how scientists can use tools to study the invisible magnetic fields of Earth, the Sun, and other objects in the universe.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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In this chemistry activity (page 8 of the PDF), learners will identify the instances of physical change, chemical change, and solutions while making homemade soda pop.

$10 - $20 per group Ages 8 - 14 1 to 7 days