Search Results


Showing results 41 to 60 of 166

Add to list Details
In this activity about dinosaurs, learners first participate in a group discussion about where and when dinosaurs lived, how big they were, and who studies them and how.

$1 - $5 per group Ages 4 - 6 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will discover why there are holes in bread.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes
Add to list Details
In this fun and in depth hands-on experiment, learners test various liquid samples (distilled water, lemon juice, vinegar, and baking soda mixed with water) to determine their pH levels and identify e

$5 - $10 per group Ages 11 - 18 1 to 4 weeks
Source Institutions
Add to list Details
In order to examine the random nature of mutations and natural selection, learners "breed" clutches of Egyptian Origami Birds (Avis papyrus) using random number generators (dice and coins) to mutate s

$5 - $10 per group Ages 14 - 18 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore chemiluminescence and fluorescence. Learners examine 3 different solutions in regular light, in the dark with added bleach solution, and under a black light.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes
Add to list Details
This is an activity about dinosaurs, fossils, and the work of paleontologists. Learners use hand tools (paint brushes, scoops, and sifters) to unearth fossil specimens in tubs of birdseed.

$1 - $5 per group Ages 4 - 6 10 to 30 minutes
Add to list Details
In this activity (on pages 26-33), learners play parasitologists, solving several "mysteries" about people who got sick from various parasites. In teams of four, each member solves one mystery.

1 cent - $1 per student Ages 8 - 14 45 to 60 minutes
Add to list Details
In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone.

$5 - $10 per group Ages 8 - adult 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore why animals, specifically dinosaurs, live in families.

$1 - $5 per group Ages 6 - 8 45 to 60 minutes
Source Institutions
Add to list Details
This activity (on page 3 of the PDF under GPS: Animal Scent Activity) is a full inquiry investigation into animal behavior.

$5 - $10 per student Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity about living things and gravity (page 5 of PDF), learners design and build an exoskeleton or an endoskeleton for an animal of their own invention.

1 cent - $1 per group Ages 6 - 11 1 to 2 hours
Source Institutions
Add to list Details
This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.

Over $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity (page 2 of pdf), learners craft a model of a skate egg case and come to understand that cartilaginous fish such as sharks and shakes employ reproductive strategies that differ from th

1 cent - $1 per student Ages 6 - 11 1 to 7 days
Source Institutions
Add to list Details
In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.

$5 - $10 per group Ages 8 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners investigate the sense of sight and develop and conduct their own experiments.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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
Add to list Details
Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.

$1 - $5 per group Ages 4 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners cut out and assemble wheels to explore how variations in fish body structures (mouth shape/position/teeth, body shape, tail shape, and coloration patterns) allow fish to sur

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
Add to list Details
In this activity, learners role-play the part of lake inhabitants and the aquatic exotics who displace the native species.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes