Search Results


Showing results 421 to 440 of 779

Source Institutions
Add to list Details
Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper.

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners play an active version of freeze tag based on predator/prey relationships.

$10 - $20 per group Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this two-part activity about the connection between the lupine plant and butterflies, learners first read "Miss Rumphius," a storybook about lupine by Barbara Cooney.

Over $20 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this thought-provoking activity, learners plan a hypothetical project to build and operate wind turbines in their community.

free Ages 8 - 14 2 to 4 hours
Source Institutions
Add to list Details
Learners will explore the chemistry of mucous and its importance to our health by following a process to make their own replica "snot." The activity includes a time and age recommendation, a materials

$1 - $5 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 5 of the PDF (Plants—The Green Machines), learners use chromatography to separate and identify pigments within various leaves.

$1 - $5 per student Ages 8 - 14 1 to 2 hours
Add to list Details
Learners cover a bottle with a balloon. When they immerse the bottle in warm water, the balloon inflates. When they immerse the bottle in a bowl of ice, the balloon deflates.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners make plaster casts of an animal track to learn more about animals and animal behavior.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
In this activity, learners will explore trends in shark populations using shark landing data from the National Marine Fisheries Service.

free Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create a map showing the origins of spices and herbs from a favorite recipe(s). Learners first research the origins of the ingredients and then locate them on a world map.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners gain a better understanding of how household/school waste breaks down in a landfill. Learners collect trash and then create miniature landfills in 2-liter bottles.

1 cent - $1 per student Ages 4 - 14 1 to 4 weeks
Source Institutions
Add to list Details
Use the Zoo Calendar (page 1 of PDF) to involve learners in interdisciplinary, whole language, and writing activities about ecological concepts.

$5 - $10 per group Ages 6 - 11 1 to 4 weeks
Add to list Details
In this activity, learners investigate the impact of oil pollution on the environment and wildlife. Learners use hard-boiled eggs and feathers to understand the damage that oil spills can cause.

$5 - $10 per group Ages 8 - 11 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners make a stroboscope--a spinning disk with slits around the edge that you look through.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this online version of the classic paper and pencil game, learners practice looking ahead to anticipate an opponent's move.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
Add to list Details
In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
Add to list Details
In this activity, learners make a 3-D model of DNA using paper and toothpicks. While constructing this model, learners will explore the composition and structure of DNA.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope.

$1 - $5 per group Ages 8 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity that can be used as a lab or demonstration, learners use Lactaid® and lactose to demonstrate the concept of enzyme action.

Over $20 per group Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners overlap the three primary colors to see how all other colors are made.

free Ages 11 - 18 10 to 30 minutes