Search Results


Showing results 321 to 340 of 1066

Add to list Details
Learners assemble a hot-air balloon from tissue paper. The heated air (from a heat gun) inside the balloon is less dense than the surrounding air and causes the balloon to float.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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 build their own rockets from paper, coffee stirrers, and tape. Learners discover that when anything flies, air pressure is always involved.

1 cent - $1 per group Ages 4 - 11 10 to 30 minutes
Add to list Details
Each learner chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days.

$1 - $5 per group Ages 11 - 14 2 to 4 hours
Add to list Details
In this inquiry-based learning activity, learners design, build, and test their own ramps. They are introduced to a variety of materials and explore putting them together.

$5 - $10 per group Ages 4 - 8 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners create and experiment with wind tubes. These tubes are a playful and inventive way to explore the effect that moving air has on objects.

Over $20 per group Ages 4 - adult 1 to 2 hours
Add to list Details
Visitors use heat to shrink samples of polystyrene. They compare samples from containers that were shaped in different ways during manufacturing.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Add to list Details
In this activity, learners build their own construction cranes using tongue depressors and pushpins.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
Source Institutions
Add to list Details
This activity lets learners participate in the process of reconstructing a phylogenetic tree and introduces them to several core bioinformatics concepts, particularly in relation to evolution.

1 cent - $1 per group Ages 8 - 18 30 to 45 minutes
Add to list Details
Visitors incrementally increase the amount of iodate in three different test tubes containing the same amount of a starch solution.

$1 - $5 per group Ages 6 - adult Under 5 minutes
Source Institutions
Add to list Details
In this activity, learners use molecular model kits to construct familiar molecules like lactose, caffeine, and Aspirin.

Over $20 per student Ages 11 - adult 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners build penetrometers to test leaf toughness. Biologists measure leaf toughness to study the feeding preferences of insects and bugs.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners construct three quick and simple mechanisms to start building a pop-up book. Learners fold, cut, and glue paper to make a bird beak, parallelogram, and V-fold.

1 cent - $1 per student Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.

$5 - $10 per group Ages 6 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity on page 7 of the PDF, learners explore how engineers characterize building materials.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
Add to list Details
Historically, sea floor mapping (bathymetry) was done by soundings.

$1 - $5 per group Ages 11 - 14 2 to 4 hours
Source Institutions
Add to list Details
In this activity, learners construct a home-made journal with simple, everyday materials.

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
Add to list Details
Using simple, inexpensive items, learners build and test submarine models.

$10 - $20 per group Ages 11 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity (page 89 of the PDF), learners compare and contrast pitch and roll motions by using a Magic Carpet maze similar to one that was used for Neurolab investigations about microgravity.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this optics activity, learners use glass and water to demonstrate total internal reflection (TIR).

free Ages 8 - 14 Under 5 minutes