Search Results


Showing results 281 to 300 of 370

Add to list Details
This is a classic exercise for visualizing the scale of the Solar System.

1 cent - $1 per group Ages 6 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners will develop a method to test five similar-looking powders (baking soda, baking powder, cream of tartar, detergent, and cornstarch) with four test liquids (water, vinegar, i

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners stain fabrics--on purpose!

Over $20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners make their own rock candy. Crystals will grow from a piece of string hanging in a cup of sugar water. The edible crystals may take up to a week to form.

1 cent - $1 per student Ages 6 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity on page 9 of the PDF, learners test how flavoring extracts move through the walls of a balloon.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a battery from fruit. This activity helps learners explore electricity, electrochemistry, and series circuits as well as the process of scientific inquiry.

Over $20 per group Ages 8 - 14 1 to 2 hours
Add to list Details
In this activity, learners mix several sugar solutions to investigate the property of density. Each sugar solution has a different density and color of the rainbow.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners will test the pH of various foods and household substances using cabbage.

$5 - $10 per group Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners use colored candy to represent subatomic particles and make a model of an atom (Bohr model).

$1 - $5 per student Ages 14 - 18 30 to 45 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
Source Institutions
Add to list Details
In this activity on page 7 of the PDF (Get Cooking With Chemistry), learners conduct an experiment to get an idea of how cheese is made.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a "mini sky" in a glass of water in a dark room.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
Add to list Details
Each learner chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days.

$1 - $5 per group Ages 11 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners use molecular model kits to construct familiar molecules like lactose, caffeine, and Aspirin.

Over $20 per student Ages 11 - adult 30 to 45 minutes
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
In this activity, learners will explore vegetative propagation while preparing food scraps to grow into plants.

$1 - $5 per group Ages 8 - 18 1 to 7 days
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