Search Results


Showing results 101 to 120 of 171

Source Institutions
Add to list Details
This is an activity/demo in which learners are exposed to the difference bewteen hydrophobic surfaces (water repelling) and hydrophilic surfaces (water loving).

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners see how many coins they can add to a full glass of water before the water overflows.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this fun hands-on activity, learners use simple materials to investigate evaporation. How can the evaporation of water on a hot day be used to cool an object? Find out the experimental way!

$1 - $5 per group Ages 8 - 11 10 to 30 minutes
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
Test the buoyancy of an aluminum foil boat and an aluminum foil ball. Why does the same material in different shapes sink or float?

1 cent - $1 per student Ages 4 - 11 10 to 30 minutes
Source Institutions
Add to list Details
This activity (located on page 8 of the PDF) introduces learners to the concept of Non-point Source Pollution--what happens when rain washes garbage and other pollutants into rivers and lakes.

$5 - $10 per group Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore how the application of nano-sized "whiskers" can protect clothing from stains.

Over $20 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners make a model of the hot water of a deep sea vent in the cold water of the ocean to learn about one of the ocean's most amazing and bizarre underwater habitats.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners are challenged to lift a floating ice cube out of a glass of water using just one end of a piece of string.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
Source Institutions
Add to list Details
In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

$5 - $10 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners of all ages can become food scientists by experimenting with flour and water to make basic pasta.

$1 - $5 per group Ages 4 - adult 45 to 60 minutes
Source Institutions
Add to list Details
This activity offers learners and their families several ways to raise their awareness together about home water.

free Ages 4 - adult 1 to 7 days
Source Institutions
Add to list Details
No glue is needed for learners of any age to become marshmallow architects or engineers.

1 cent - $1 per student Ages 4 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this simulation activity, learners observe what can happen when ocean waves churn up water and oil from an oil spill.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this botany activity, learners will create an experiment about seed germination. This activity gives students an opportunity to explore how seeds germinate and react to surrounding conditions.

$1 - $5 per student Ages 8 - 11 1 to 7 days
Source Institutions
Add to list Details
In this three-part activity, learners play a game and conduct two simple experiments to explore water and surface tension. Learners will have fun discovering how water "sticks" together.

$1 - $5 per student Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners use found natural materials to create a water haven for bees and other insects.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
This is a quick activity (on page 2 of the PDF under Gecko Feet Activity) about the forces of gravity and surface tension and how their behavior is influenced by size.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny.

free Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity/field trip, learners investigate the special shapes, holding structures and holding behaviors that real organisms use in streams, rivers, creeks or coast intertidal zones to a

$5 - $10 per group Ages 8 - 18