Search Results


Showing results 181 to 200 of 779

Source Institutions
Add to list Details
In this activity about light and reflection, learners use a special device called a Mirage Maker™ to create an illusion.

Over $20 per student Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
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
Source Institutions
Add to list Details
In this engineering activity (page 3 of PDF), young learners investigate how a pole can be made stable by “planting” its base in the ground or adding supports to the base.

$1 - $5 per group Ages 4 - 8 30 to 45 minutes
Add to list Details
In this three-part activity, learners conduct simple experiments to see how light refracts and reflects, and how colors of light affect what we see.

$5 - $10 per student Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this optics activity, demonstrate diffraction using a candle or a small bright flashlight bulb and a slide made with two pencils.

$5 - $10 per student Ages 8 - 18 10 to 30 minutes
Add to list Details
In this activity (p.6-10 of PDF), learners use different methods for hunting minibeasts (bugs). Learners can either make traps or simply look for minibeasts under stones and logs.

free Ages 6 - 11 45 to 60 minutes
Add to list Details
In this design-based activity, learners explore environments, ecosystems, energy flow and organism interactions by creating a model biodome. Learners become engineers who create model ecosystems.

$10 - $20 per group Ages 11 - 14 4 to 24 hours
Source Institutions
Add to list Details
This is a comprehensive lesson plan on page 85 for a group cleanup trip to a local beach, lake or stream. Learners keep track of the types and amounts of trash picked up and analyze this information.

$5 - $10 per group Ages 14 - 18 1 to 7 days
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
Source Institutions
Add to list Details
In this activity, learners investigate how plants use water. By making the flowers change color, learners see how water moves up the stem to the leaves and the flowers.

$5 - $10 per group Ages 6 - 11 4 to 24 hours
Add to list Details
Learners create their own piece of history by decorating, shattering, and piecing together a flowerpot "artifact".

$5 - $10 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity related to computer programming, learners give directions to a "robot" (either an adult or another learner) and find out which instructions the robot is able to follow, and how their

$1 - $5 per group Ages 6 - 18 10 to 30 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
Add to list Details
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
Add to list Details
In this activity (posted on March 12, 2011), learners follow the steps to construct a spectroscope, a tool used to analyze light and color.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Add to list Details
In this experiment, learners work in pairs to create two gloves -- one that contains a layer of shortening (blubber) inside, and one that doesn't.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 60, learners examine and simulate wildlife entanglement by experiencing what it might be like to be a marine animal trapped in debris.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will discover what it takes to be a frog. By dressing up like one, learners can visualize how each part of the frog plays an important role in surviving its habitat.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
Add to list Details
In this experiment using sprigs of Elodea, learners will observe a natural process that removes carbon dioxide (CO2) from Earth's atmosphere.

$10 - $20 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners examine how colored lenses act like filters and absorb all colors of light except for the color of the lenses.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes