Search Results


Showing results 61 to 80 of 277

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
Source Institutions
Add to list Details
In this activity about the relationship between food and energy (page 8 of PDF), learners estimate average daily baseline energy (Calorie) needs and energy needs for different levels of activity.

free Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners will create beautiful greeting cards by marbling with shaving cream and food dye. They will explore the chemistry behind the art of marbling.

$5 - $10 per group Ages 4 - adult 30 to 45 minutes
Source Institutions
Add to list Details
In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures.

$10 - $20 per student Ages 4 - 8 10 to 30 minutes
Source Institutions
Add to list Details
This activity (page 2 of the PDF under SciGirls Activity: Bogs) is a full inquiry investigation into decomposition.

$10 - $20 per group Ages 8 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners conduct tests for proteins, glucose, and starch.

Over $20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
In a series of three experiments, learners explore the basics of biotechnology using self-locking plastic baggies. Each experiment demonstrates a phenomenon or principle of biotechnology.

Over $20 per group Ages 14 - 18 4 to 24 hours
Source Institutions
Add to list Details
It's difficult to see convection currents in any liquid that's undergoing a temperature change, but in this Exploratorium Science Snack, you can see the currents with the help of food coloring.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners investigate why apples turn brown. Learners discover that lemon juice interferes with the reaction that causes the browning.

$1 - $5 per group Ages 4 - 11 2 to 4 hours
Add to list Details
In this two-part activity, learners will extract their own DNA from their cheek cells and learn how DNA is analyzed and used to solve crimes.

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In the kitchen, learners can perform their own density investigation.

1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity on page 3 of the PDF, learners investigate how much sugar is in a soda. Learners use sugar cubes to measure and calculate the amount of sugar in a bottle of soda.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
Add to list Details
In this activity, learners thread gumdrops together to make a model of a polymer.

1 cent - $1 per student Ages 8 - adult 10 to 30 minutes
Add to list Details
Learners analyze candy-coated sweets using chromatography. Learners use this method to separate the various dyes used to make colored candy.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners make a yeast-air balloon to get a better idea of what yeast can do. Learners discover that the purpose of leaveners like yeast is to produce the gas that makes bread rise.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore the forces at work in water. Learners experiment to find out what happens to pepper in water when they touch it with bar soap and liquid detergent.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this yummy chemistry activity which requires adult supervision, learners use sugar and water to explore how crystals form.

1 cent - $1 per student Ages 6 - 18 1 to 7 days
Source Institutions
Add to list Details
In this quick activity, learners drink Avogadro's number worth of molecules - 6.02x10^23 molecules!

$1 - $5 per group Ages 11 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this demonstration, cook a cake using the heat produced when the cake batter conducts an electric current.

$10 - $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore the concepts of density and basic chemical reactions as they create a homemade lava lamp effect using water, oil, food coloring, and Alka-Seltzer tablets.

$5 - $10 per student Ages 6 - 14 10 to 30 minutes