Search Results


Showing results 161 to 180 of 199

Source Institutions
Add to list Details
In this activity, learners act as water molecules and travel through parts of the water cycle to discover that it is more complex than just water moving from the ground to the atmosphere.

free Ages 6 - 14 30 to 45 minutes
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
Source Institutions
Add to list Details
In this outdoor activity/field trip, learners conduct experiments to explore where dragonflies and damselflies perch or rest, and how the flies change behavior in reaction to other flies or fly decoys

$5 - $10 per group Ages 6 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.

Over $20 per group Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This activity introduces learners to the structure and properties of carbon nanotubes.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners gain a better understanding of how household/school waste breaks down in a landfill. Learners collect trash and then create miniature landfills in 2-liter bottles.

1 cent - $1 per student Ages 4 - 14 1 to 4 weeks
Source Institutions
Add to list Details
In this activity, learners estimate how much water they think can be found in various locations on the Earth in all its states (solid, liquid, and gas) to discover the different water ratios in the Ea

free Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners investigate the properties of graphene and graphite.

Over $20 per group Ages 4 - adult 5 to 10 minutes
Add to list Details
In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.

$1 - $5 per student Ages 6 - 18 10 to 30 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
Add to list Details
In this activity, learners build cars using syringes and water-powered hydraulics. Learners construct the car frame out of cardboard and set up a hydraulic system to raise and lower the car.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
Add to list Details
In this activity, learners build a hovercraft using a paper plate, cup, and simple motor.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners investigate what happens when you build up static electricity on plastic balls.

$10 - $20 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners release a portion of a lawn from human control—no mowing, no watering, no weeding, no pest control—and then investigate the changes that result over several weeks.

Over $20 per group Ages 6 - 14 1 to 12 months
Source Institutions
Add to list Details
In this activity, learners recreate the lunar phases using the frosting from Oreo® cookies and place the phases in order. Round cream cheese crackers can also be used if cookies are not an option.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This is an activity in which learners will find that they can detect differences in concentration better with their nose (smelling) than with their eyes (seeing).

$5 - $10 per group Ages 4 - adult 5 to 10 minutes
Source Institutions
Add to list Details
Learners will determine their respiratory rate and explore the factors that affect breathing rate by filling out and using the Respiratory Chart provided in the lesson.

free Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this game, learners explore the different sizes of things in the world. In this Twister-like game, learners must place a hand or foot on a circle of the right scale - macro, micro, or nano.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners will collect, dry and press seaweed over the course of four days in a similar way that artists/crafters press flowers.

1 cent - $1 per student Ages 4 - 14 1 to 7 days