Search Results


Showing results 381 to 400 of 532

Add to list Details
Learners investigate an iron-fortified cereal by stirring it with a strong magnet. They discover that metallic iron is present in some cereals.

$1 - $5 per student Ages 6 - 14 5 to 10 minutes
Add to list Details
In this activity, learners transform everyday milk into small plastic figurines and jewelry. Use this activity to introduce learners to monomers and polymers.

$1 - $5 per student Ages 6 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.

Over $20 per group Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this four-day activity, learners grow bacteria and/or fungi from a variety of locations and compare the results.

$10 - $20 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.

1 cent - $1 per group Ages 6 - 11 30 to 45 minutes
Add to list Details
In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this engineering activity, learners construct sturdy geodesic structures out of gumdrops and toothpicks. Use this activity to explore engineering principles as well as sturdy shapes and triangles.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
Add to list Details
Learners build a simple solar oven from a shoebox, black construction paper, and aluminum foil. Over the course of a few hours, the oven heats up water enough to brew tea.

$1 - $5 per student Ages 8 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners will learn how to make their own pH indicator using cabbage leaves, and then test common household items with their homemade indicator.

$5 - $10 per group Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.

Over $20 per group Ages 8 - 18 2 to 4 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
In this exercise and nutrition activity, learners will explore how food is the fuel that powers them. They will create a chart to figure out how many calories they burn during recess.

$5 - $10 per student Ages 11 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

free Ages 11 - 18 45 to 60 minutes
Add to list Details
Learners combine hydrogen peroxide with three different forms of potato: raw chunks, ground chunks, and boiled chunks.

$1 - $5 per group Ages 11 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity about the relationship between food and energy (page 5 of PDF), learners conduct an experiment to compare how much energy is released as heat from two different foods.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this introductory activity, learners discover that sugar and food coloring dissolve in water but neither dissolves in oil.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners mix up a bubbly brew and examine density. Learners explore how they can make different materials fall and rise in water using oil, water, and salt.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners separate the components of Gatorade using a home-made affinity column.

$10 - $20 per student Ages 11 - 18 45 to 60 minutes
Add to list Details
This simple and engaging astronomy activity explains nuclear fusion and how radiation is generated by stars, using marshmallows as a model.

$1 - $5 per group Ages 8 - adult 5 to 10 minutes