Search Results


Showing results 101 to 120 of 245

Source Institutions
Add to list Details
In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.

$1 - $5 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.

Over $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this 7-10 day investigation, learners develop an understanding of waves and tides and their motion through discussion, demonstration, and hands-on activities.

$1 - $5 per group Ages 11 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this chemistry activity (page 3 of the PDF), learners will learn about crystals by growing their very own.

$1 - $5 per student Ages 6 - 14 1 to 7 days
Add to list Details
Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this outdoor, beach activity, learners use tennis balls, water balloons and other simple devices to investigate the movement of waves and currents off a sandy beach.

Over $20 per group Ages 8 - adult 1 to 2 hours
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
In this two-part lesson, learners discover how large bodies of water can serve as a heat source or sink at different times and how proximity to water moderates climate along the coast.

$5 - $10 per group Ages 11 - 14 1 to 2 hours
Add to list Details
In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.

$1 - $5 per group Ages 11 - 18 1 to 7 days
Source Institutions
Add to list Details
In this activity (on page 6 of the PDF), learners plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first.

$1 - $5 per group Ages 8 - 14 1 to 7 days
Source Institutions
Add to list Details
The demonstration/experiment provides quick proof that air has mass.

$1 - $5 per group Ages 8 - 14 5 to 10 minutes
Add to list Details
In this activity, learners explore density, convection, stratification, and, by inference, the melting of icebergs. Learners make hypotheses, test their hypotheses, and explain their observations.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this experiment, learners will explore whether increased carbon dioxide makes our oceans more basic or more acidic.

$1 - $5 per student Ages 11 - 18 30 to 45 minutes
Source Institutions
Add to list Details
Learners will understand the relationship between climate change and sea-level rise.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners use a compass, powerful magnet, and copper magnet wire to build a special generator known as a dynamo.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation about the different causes of glacial melt.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
Add to list Details
In this experiment, learners float colored ice cubes in hot and cold water.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this two-part activity, learners work in pairs to examine the four basic stages of a turbine engine.

Over $20 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
This demonstration/activity helps learners understand why higher elevations are not always warm simply because "hot air rises." Learners use a tire pump to increase the pressure and temperature inside

$1 - $5 per group Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners visit the intertidal zone of a rocky coastal site well populated with marine organisms.

$10 - $20 per group Ages 8 - 18 1 to 2 hours