Search Results


Showing results 1161 to 1180 of 1617

Source Institutions
Add to list Details
In this engineering activity, learners will get acquainted with the basics of wind energy and power production by fabricating and testing various blade designs for table-top windmills constructed from

Over $20 per group Ages 11 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners make water-walking critters using thin wire, and then test how many paper clips these critters can carry without sinking.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this math lesson, learners explore linear patterns, write a pattern in symbolic form, and solve linear equations using algebra tiles, symbolic manipulation, and a graphing calculator.

1 cent - $1 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create volcanoes like those they have examined on Earth and Mars through images taken by spacecraft.

$10 - $20 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners compare the number of letters in the names of the people in their families or group of friends.

1 cent - $1 per student Ages 8 - 11 10 to 30 minutes
Add to list Details
In this activity, learners identify the reproductive parts of plants and the animal (bee) structures involved in pollination.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners observe color mixing and absorbency using colored tissue paper and spray bottles.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners investigate whether having sugar already dissolved in water affects the speed of dissolving and the movement of sugar and color through the water.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners will measure the length of their shadow from the Sun and compare it three to four months later.

free Ages 6 - 14 1 to 12 months
Source Institutions
Add to list Details
In this weather forecasting activity, learners determine the location of cold and warm fronts on weather plot maps.

free Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity with several mini experiments, learners explore the chemistry that helps scientists learn about the environment and how they can help save it.

$1 - $5 per group Ages 8 - 14 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners follow a recipe to create play dough scented with fruit-flavored drink mix.

$1 - $5 per group Ages 4 - 8 30 to 45 minutes
Source Institutions
Add to list Details
In this very hands-on lesson, learners will investigate dendrochronology (the study of tree rings to answer ecological questions about the recent past) and come up with conclusions as to what possible

1 cent - $1 per group Ages 8 - 14 2 to 4 hours
Add to list Details
In this archaeology meets art activity, learners make a mosaic and consider the ways in which art communicates.

$10 - $20 per group Ages 8 - 18 1 to 7 days
Add to list Details
In this activity, learners build and play three math games. In the first game, called "Switcheroo," learners place marbles in holes 1 through 4 and 7 through 10.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners explore how mirrors reflect light and change the way we see things.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this water activity, learners test which objects float and which sink. Learners discover that objects behave differently in water.

$5 - $10 per group Ages 4 - 6 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
Add to list Details
Did you know that the water we use today is the same water found on Earth millions of years ago? The Earth constantly uses and recycles water in a process called the water cycle.

$5 - $10 per group Ages 8 - 14 1 to 7 days