Search Results


Showing results 1 to 20 of 74

Add to list Details
Learners use red cabbage juice and pH indicator paper to test the acidity and basicity of household materials. The activity links this concept of acids and bases to acid rain and other pollutants.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity (on page 1 of the PDF), learners make a "mini-globe" to investigate the causes of day and night on our planet.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this activity, learners examine fingerprints. Learners leave a hidden print on a surface and then make their own print detecting powder from graphite (found in pencils).

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity and bingo-like game, learners explore why and how seeds spread far from the plants that produce them.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Add to list Details
In this activity (on pages 36-39), learners make a model of a watershed out of paper, then run water down the mountain to simulate how rainfall and pollution affect watersheds.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (7th activity on the page), learners use their sense of hearing to find a "sound match." Learners shake containers filled with items like dry seeds, sand, beans, etc.

$1 - $5 per group Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore what happens when polarized white light passes through a sugar solution.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
Add to list Details
This marine biology activity (on pages 11-17) introduces learners to kelp (seaweed) forests that grow in the ocean and are home to many species of sea animals.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
Learners discover the bubble power of living cells in this multi-hour experiment with baker's yeast. Learners make a living yeast/water solution in a bottle, and add table sugar to feed the yeast.

$1 - $5 per group Ages 6 - 14 4 to 24 hours
Add to list Details
This activity (on pages 16-23) lets learners measure each other's vital signs—the signs that help doctors understand what's going on in a patient body.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this creative roleplay activity, learners will explore the various processes of the water cycle using movement, sound, and props to aid in comprehension.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners will make seed orbs to grow new trees and plants. Learners will explore ecology and life cycles as well as stewardship through this activity.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
Add to list Details
Learners use a simple process to extract DNA from strawberries.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This is a culminating activity which allows learners to summarize what they know about Woodlands Native Americans by creating illustrations and map symbols for a large outline map (see related Activit

$1 - $5 per group Ages 4 - 11 45 to 60 minutes
Add to list Details
This activity models the necessary balance of creating power and cleaning up its associated waste. Learners participate in a game where they attempt to move forward toward a goal.

$1 - $5 per group Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity about afterimages, learners explore what happens when receptor cells called cones in your eye's retina get tired.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
Build and test a scale model of a rainforest canopy walkway.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique. This activity allows you to see long, stringy strands of DNA extracted from wheat germ.

$1 - $5 per group Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (page 59 of the PDF), learners spin and observe false eyelashes in jars of water (prepared at least 1 day ahead of time) to investigate the effects of different types of motion on the

$1 - $5 per group Ages 8 - 18 45 to 60 minutes