Search Results


Showing results 161 to 180 of 407

Source Institutions
Add to list Details
In this activity about water solubility and density, learners use critical thinking skills to determine why water can dissolve some things and not others.

$5 - $10 per student Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this math lesson, learners are introduced to proportional reasoning through modeling, sharing, and questioning techniques.

$5 - $10 per group Ages 8 - 11 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners discover what happens when they crush wintergreen-flavored candies in a very dark room.

$1 - $5 per group Ages 8 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners try to revive wilted celery. Learners discover that plants wilt when their cells lose water through evaporation. Use this activity to introduce capillary action.

$1 - $5 per group Ages 4 - 11 4 to 24 hours
Source Institutions
Add to list Details
In this activity, learners add different liquids to water and apply their working definition of “dissolving” to their observations.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
Add to list Details
In this activity, learners follow simple historical maritime recipes to cook up hardtack and swanky, and then compare the foods they eat to what was served on ships in the past.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
Source Institutions
Add to list Details
In this activity on page 5 of the PDF, learners mimic the process for making bricks. Learners shape and bake creations from a dough that is made from flour, salt, and water.

$1 - $5 per student Ages 6 - 11 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners use a microscope to examine three different microbes: bacteria, yeast and paramecia. Educator will need to prepare the yeast solution one day before the activity.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this math activity (Page 11 of the Dining Out! PDF), younger learners count out the total amount of money needed to purchase trail mix using the fewest number of bills/coins possible.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
What's a Pickle-Oh? Two pieces of pickle on a stick are connected to a Pico Cricket (micro controller). When you slide the pickles apart the note changes.

Over $20 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, high voltage is applied across a pickle to emit a yellow glow. This activity should only be conducted by skilled adults and is best suited as a demonstration.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
Learners investigate signs of a chemical reaction when they mix vinegar and baking soda. In addition to a gas being produced, learners also notice the temperature decreases.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners heat and cool carbonated water to find out whether temperature has an effect on how fast the dissolved gas leaves carbonated water.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this kitchen chemistry activity, learners explore the chemistry of crystals by making sugar crystals, consider a common chemical reaction type responsible for the rising of muffins and cake in the

$5 - $10 per group Ages 8 - 14 1 to 7 days
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
Source Institutions
Add to list Details
In this activity, learners make self-assembled polymer spheres.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Learners make kimchee or sauerkraut, which is really just fermented cabbage, in a 2-liter plastic bottle.

$1 - $5 per group Ages 4 - 14 1 to 4 weeks
Add to list Details
Learners mix liquid water with solid cornstarch. They investigate the slime produced, which has properties of both a solid and a liquid.

$5 - $10 per group Ages 4 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners make optical fibers out of strips of gelatin.

$1 - $5 per group Ages 8 - 14 2 to 4 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