Search Results


Showing results 261 to 280 of 320

Source Institutions
Add to list Details
In this activity, learners use gelatin as a lens to investigate the properties of laser light.

$5 - $10 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this quick activity (page 1 of the PDF under SciGirls Activity: California Fish), learners will build a simple Cartesian Diver in an empty 2-liter bottle.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This laboratory exercise is designed to show learners how DNA can easily be extracted from yeast using simple materials.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners discover that sand is the major ingredient in glass.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this optics activity, learners use a shoebox, colored cellophane and sunlight to "change" the colors of gumballs. Learners will be surprised when the green and blue gumballs appear black!

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.

$5 - $10 per group Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 2 of the PDF, learners test different materials to find out which is the best insulator.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners explore dinosaur fossils by making an edible treat. First, learners read "Dinosaur Bones" by Aliki to examine how fossils are formed.

$10 - $20 per group Ages 6 - 8 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners use Jell-O to explore lenses. Learners cut Jell-O into convex and concave lens shapes and examine how light exits each lens in a darkened room.

$1 - $5 per student Ages 14 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners make indicator solution from red cabbage. Then, learners test everyday foods and household substances using the cabbage juice indicator.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
Add to list Details
In this activity, learners experiment with hydrogen peroxide, vinegar, yeast, and baking soda to produce hot and cold reactions. Use this activity to demonstrate exothermic and endothermic reactions.

$5 - $10 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
This game teaches ratio and proportion by having learners make "salads" that combine three types of beans in different combinations.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This is a fun activity about the power of the Sun and the importance of using sunscreen to protect your sensitive skin from its rays.

$1 - $5 per student Ages 4 - 11 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners compare frog eggs to chicken eggs to better understand why frog eggs need water. Learners compare a boiled chicken egg to "frog eggs" represented by boiled tapioca.

$1 - $5 per student Ages 4 - 14 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners investigate carbon sequestration by creating a carbonated beverage out of apple juice and dry ice.

$10 - $20 per group Ages 11 - 14 45 to 60 minutes
Add to list Details
In this art meets chemistry activity, early learners discover the almost magical absorbent properties of salt while creating ethereal watercolor paintings.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
Add to list Details
This reading and writing activity (on pages 2-9) teaches what plant parts should be avoided, how a person can get rid of toxins, symptoms of plant poisoning, and how plants create poisons to repel pre

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
Learners explore soybeans, soak them in water to remove their coat, and then split them open to look inside. They also make a musical shaker out of paper cups, a cardboard tube, and soybeans.

1 cent - $1 per student Ages 4 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners make colored sugar and add it to water, alcohol, and oil to discover some interesting differences in dissolving.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes