Search Results


Showing results 1161 to 1180 of 1321

Source Institutions
Add to list Details
In this demonstration (9th on the page), learners explore eyewitness memory and how memories differ amongst individuals. While the rest of the group is minding their own business (i.e.

free Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore how the application of nano-sized particles or coatings can change a bigger material’s properties.

Over $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners saw sections from fallen trees, then count tree rings and look closely at patterns of tree growth.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners compare the ancient Egyptian system of measurement, which was based on body lengths, to the customary and metric systems used today.

1 cent - $1 per group Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this classification activity, learners will learn one way of organizing plants and animals.

free Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners release a portion of a lawn from human control—no mowing, no watering, no weeding, no pest control—and then investigate the changes that result over several weeks.

Over $20 per group Ages 6 - 14 1 to 12 months
Source Institutions
Add to list Details
In this outdoor activity, learners cut through and investigate rotten logs and then make log-profile puzzles for each other.

Over $20 per group Ages 8 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this field study, learners discover how to collect data in the field and how their efforts can help certain animals, specifically, amphibians.

Over $20 per group Ages 8 - adult 2 to 4 hours
Add to list Details
In this activity (on pages 9-14), learners dissect a real flower -- the kind of work botanists do.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Add to list Details
In this family or group activity, learners conduct a chromatography experiment to reveal the colors that leaves "hide" under their green pigments.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this two-part activity, learners compare and contrast a variety of life cycles to better understand different organisms and how they develop.

$1 - $5 per group Ages 6 - 11 1 to 7 days
Source Institutions
Add to list Details
In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures.

$5 - $10 per group Ages 6 - 18 5 to 10 minutes
Add to list Details
In this graphing activity (on pages 33-40), learners investigate how much and what kinds of food sea otter pups eat during their first year of life.

1 cent - $1 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
This is an activity in which learners will find that they can detect differences in concentration better with their nose (smelling) than with their eyes (seeing).

$5 - $10 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore the web of connections among living and non-living things.

1 cent - $1 per group Ages 4 - 14 30 to 45 minutes
Add to list Details
In this activity, learners investigate vitamin C.

$5 - $10 per group Ages 8 - adult Under 5 minutes
Source Institutions
Add to list Details
Learners will determine their respiratory rate and explore the factors that affect breathing rate by filling out and using the Respiratory Chart provided in the lesson.

free Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (page 1 of the PDF under SciGirls Activity: Horse Ears), learners observe how an animal responds to its own reflection.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 8 of the PDF (Behind the Scenes with Chemistry), learners make three of Harry Potter's essential school supplies: quills, ink, and color-changing paper.

$10 - $20 per student Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners survey living organisms near where they live or go to school, and create a local field guide.

$1 - $5 per group Ages 6 - adult 30 to 45 minutes