Search Results


Showing results 141 to 160 of 534

Source Institutions
Add to list Details
In order to examine the random nature of mutations and natural selection, learners "breed" clutches of Egyptian Origami Birds (Avis papyrus) using random number generators (dice and coins) to mutate s

$5 - $10 per group Ages 14 - 18 2 to 4 hours
Source Institutions
Add to list Details
This activity introduces the idea of "divide and conquer" using a fictitious but serious problem--a pair of dirty socks has accidentally been wrapped in one of the presents that Santa is about to deli

free Ages 8 - 18 30 to 45 minutes
Add to list Details
This fun and simple hands-on astronomy activity lets learners build a scale model of the universe with little more than adding machine tape.

1 cent - $1 per student Ages 6 - adult 45 to 60 minutes
Add to list Details
In this experiment, learners examine how pressure affects water flow. In small groups, learners work with water and a soda bottle, and then relate their findings to pressure in the deep ocean.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

$1 - $5 per student Ages 8 - 18 1 to 7 days
Source Institutions
Add to list Details
In this space science activity, learners explore transits and the conditions when a transit may be seen.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity about computer programming, learners follow instructions in a variety of ways in order to successfully draw figures.

1 cent - $1 per group Ages 6 - 18 45 to 60 minutes
Source Institutions
Add to list Details
This is an outdoor activity designed to demonstrate evolution of feeding behavior in flocking, schooling or herding animals that maximizes allocation of food resources and enhances survival.

$5 - $10 per group Ages 14 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this math activity, based on the research of famed astronomer Frank Drake, learners calculate the possibilities of finding intelligent life elsewhere in the universe besides Earth.

1 cent - $1 per group Ages 11 - adult 45 to 60 minutes
Source Institutions
Add to list Details
Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.

Over $20 per group Ages 11 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this lab, learners grow broad bean (also called fava bean) plants in three EarthBoxes for a few weeks before exposing one to wind (using a fan), another to heat (using a lamp), and the third to not

Over $20 per group Ages 14 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners will measure the length of a shadow and use the distance from the equator to calculate the circumference of the earth.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners follow simple directions to explore and create platonic solids.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners work in teams to investigate the relationship between mass, acceleration, and force as described in Newton's second law of motion.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Add to list Details
In this activity, learners use a simple 3D model to discover why the Moon has phases.

$5 - $10 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about tangrams, learners print and cut out their own tangram shapes and solve puzzles by fitting these geometric pieces together in a variety of ways.

1 cent - $1 per student Ages 4 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this activity/demo, learners investigate biobarcodes, a nanomedical technology that allows for massively parallel testing that can assist with disease diagnosis.

$10 - $20 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
This activity/demo introduces learners to aerogel, a glass nanofoam. Learners discover how aerogel is made and how well it insulates as well as learn about aerogel's other unique properties.

Over $20 per group Ages 6 - adult 5 to 10 minutes
Add to list Details
Learners construct and launch paper helicopters.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners build a tool called an inclinometer that can find the height of any distant object, from a tree to the North Star.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes