Search Results


Showing results 341 to 360 of 469

Source Institutions
Add to list Details
In this outdoor activity, learners compare the moisture released from different kinds of leaves and from different parts of the same leaf, by observing the color change of cobalt chloride paper.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create channel features with flowing water, comparing their observations to real images of Mars and Earth taken by satellites/orbiters.

Over $20 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners create a CloudSpotter wheel and record the different types of clouds they observe twice daily over several days.

free Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners act as the Earth and observe how different angles between the Sun, Earth, and Moon affect the phases of the moon we see each month.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners model estuaries, artificially enriching both fresh and salt water samples with different amounts of nutrients and observing the growth of algae over several weeks.

$5 - $10 per group Ages 14 - 18 1 to 4 weeks
Source Institutions
Add to list Details
In this weather-related activity, learners make a portable cloud in a bottle.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this geology activity (page 3 of the PDF), learners simulate an earthquake with little more than an elastic band and drinking straws.

$1 - $5 per student Ages 14 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor water activity, learners explore evaporation by painting with water and tracing puddles. Learners will discover that wet things become dry as the water evaporates.

$1 - $5 per group Ages 4 - 6 45 to 60 minutes
Add to list Details
Learners use simple materials to construct a model the Big Dipper. Learners hang the model from a doorway or ceiling and look up at it to see the constellation as seen from Earth.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners create their own weather forecast map.

free Ages 8 - 14 30 to 45 minutes
Add to list Details
In this data analysis and environmental science activity, learners evaluate the feasibility of wave energy as a practical alternative energy source using ocean observing system (OOS) buoys.

free Ages 14 - adult 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners create a star show and discover how they can prevent light pollution. Using simple materials, learners first design constellation boxes.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners will listen to as many radio stations as possible to discover that AM radio signals can travel many hundreds of miles at night.

free Ages 8 - 18 1 to 2 hours
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 activity, learners make a model of a pollution spill that occurred at Bangs Lake in Mississippi and measure water quality parameters in their model.

Over $20 per group Ages 14 - 18 2 to 4 hours
Source Institutions
Add to list Details
In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.

free Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners observe the hydrologic cycle in action as water evaporates and condenses to form rain right before their eyes.

1 cent - $1 per group Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners use basic measurements of the Earth and pieces of rock and iron to estimate the mass of the Earth.

free Ages 14 - 18 45 to 60 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 create their own icons for a forecast-at-a-glance poster for their classroom/learning space.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes