Search Results


Showing results 161 to 180 of 1256

Source Institutions
Add to list Details
Make a big canvas of iridescent color with pvc pipe! In this Exploratorium Science Snack, you'll need to cut and assemble some PVC pipe, but the pay-off, the soap-bubble canvas, is big.

1 cent - $1 per student Ages 6 - 18 5 to 10 minutes
Source Institutions
Add to list Details
Align four color transparencies, each one a single color (cyan, magenta, yellow, and black), and see a beautiful full color image.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
This laboratory exercise is designed to show learners how DNA can easily be extracted from onion cells. It includes an optional test for the presence of DNA.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, "write" a secret message in genetic code as beads on a string.

$1 - $5 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this creative activity, learners will find out what makes an insect an insect by studying examples of insect adaptations and by examining why there are so many different types of insects.

free Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore why the sky is blue. Learners model the scattering of light by the atmosphere, which creates the blue sky and red sunset, using a flashlight and clear glue sticks.

$1 - $5 per student Ages 8 - 14 5 to 10 minutes
Add to list Details
In this activity, learners make their own bug boxes and test the habitat preference of selected "minibeasts" (bugs).

$5 - $10 per student Ages 6 - 14 2 to 4 hours
Source Institutions
Add to list Details
The purpose of this plant biotechnology activity is to demonstrate the effect of changes in the environment on the growth and fertility of landscape grasses and crop grasses such as wheat and rice.

$10 - $20 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners capture and observe planaria, which are worms that eat tiny pond critters.

$1 - $5 per student Ages 4 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about light and perception, learners create pictures in thin air.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this optics activity, learners create a ripple tank from household materials to study waves. Learners build the tank and then explore by making various types of waves.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this optics activity, learners experiment with polarizers (small dark rectangles) to examine light intensity.

free Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this health activity, learners explore breathing, lungs and asthma. Learners test their lung capacity by blowing air into balloons.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore how the area of Arctic sea ice has changed over recent years. First, learners graph the area of Arctic sea ice over time from 1979 to 2007.

free Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
The goal of this activity is to design, build and test a house or toy for an animal.

$1 - $5 per group Ages 4 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners discover if carbon dioxide has an effect on temperature.

1 cent - $1 per group Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this outdoor game, learners role play predator and prey to explore the importance of keen hearing and silent stalking skills in the animal world.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
Professor John Endler traveled to Trinidad in the 1970s to study wild guppies. In this activity, learners take part in an online simulation of Endler's work.

1 cent - $1 per group Ages 11 - adult 45 to 60 minutes
Add to list Details
In this fun, hands-on autumn activity, learners experiment to discover whether the colored substances in leaves can be separated from the leaves.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity on page 3 of the PDF, learners visualize the relative size and structural differences between microbes that have the potential to cause disease.

$10 - $20 per group Ages 11 - 18 1 to 2 hours