Search Results


Showing results 121 to 140 of 1005

Source Institutions
Add to list Details
In this activity, learners create a straw oboe to explore sound and pitch.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore density and buoyancy as they design and construct rafts.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.

1 cent - $1 per group Ages 4 - 14 10 to 30 minutes
Add to list Details
On an imaginary fossil hunt, learners "find" (remove from envelope) paper "fossils" of some unknown creature, only a few at a time.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners investigate how changing the center of gravity of a balloon affects how it travels. Learners fill a balloon with a little bit of water and insert into an empty balloon.

1 cent - $1 per student Ages 8 - 14 Under 5 minutes
Add to list Details
Learners build at least two different spinners (tops) to investigate how mass distribution, size, and shape affect the length of time the spinner spins.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners will build a honeycomb. Learners will investigate how the shape of the honeycomb develops. Activity includes step-by-step instructions and extension ideas.

1 cent - $1 per student Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this demonstration, learners will be "wowed" as three matches burn to form a triangular pyramid shape and "magically" rise off the table.

1 cent - $1 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this physics activity (page 3 of the PDF), learners will explore the concept of static electricity.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
Add to list Details
Learners conduct four simple experiments to demonstrate the effects of air pressure.

1 cent - $1 per student Ages 11 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this puzzle, learners investigate the decisions involved in linking a network between houses in a muddy city.

1 cent - $1 per student Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
This mirror-tracing activity related to proprioception is a visual and motor test that involves learning a new motor skill.

1 cent - $1 per student Ages 11 - 18 1 to 7 days
Source Institutions
Add to list Details
In this simple activity (on page 7 of the PDF), learners use water and liquid dish detergent to see which one removes lipstick better from an index card.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners investigate the Earth's rotation and how to tell the time of day without a clock. Thsi simple activity only requires a paper plate, a pencil, and sunshine.

1 cent - $1 per student Ages 4 - 11 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners play an evolution card game to see how selective pressures can affect an organism's evolution.

1 cent - $1 per group Ages 8 - 18 1 to 2 hours
Add to list Details
In this activity (on pages 2-8), learners experience how scientists use classification in their study of animals.

1 cent - $1 per group Ages 8 - 14 1 to 2 hours
Add to list Details
In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.

1 cent - $1 per student Ages 6 - 18 1 to 2 hours
Source Institutions
Add to list Details
With a coffee filter, a black marker, and a cup of water, discover the secret colors hidden in black ink.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore how and why rainbows form by creating rainbows in a variety of ways using simple materials. Learners create rainbows indoors and outdoors.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
This activity shows you how to make a mold terrarium using a jar and leftover food.

1 cent - $1 per group Ages 8 - 14 1 to 4 weeks