Search Results


Showing results 121 to 140 of 341

Source Institutions
Add to list Details
Agriculturalists have long considered mushroom growing a challenge, largely because you need a piece of benchtop equipment known as a laminar flow hood.

Over $20 per group Ages 11 - adult 1 to 4 weeks
Source Institutions
Add to list Details
This simulation of laparoscopic surgery enables learners to practice and to learn this modern surgical technique.

Over $20 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity on page 8 of the PDF, learners make a slimy substance very similar to mucus, and sprinkle it with glitter to imitate the way that allergens are trapped.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore how polarizing sunglasses can help diminish road glare.

$1 - $5 per student Ages 8 - 14 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
Source Institutions
Add to list Details
In this activity (page 1 of the PDF under SciGirls Activity: Forensics), learners will use a home video camera with a “night vision” mode to test how various inks appear outside the spectrum of visibl

Over $20 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners use a laser pointer to project a microscopic image of a liquid sample suspended from the tip of a syringe.

Over $20 per group Ages 14 - adult 30 to 45 minutes
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 (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
Source Institutions
Add to list Details
This activity (located on page 4 of the PDF under GPS: Sea Turtles Activity) is a full inquiry investigation into testing a repair material.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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
Add to list Details
Learners use engineering design principles to construct and test a fully solar-powered car. Solar car kits usually include a photovoltaic cell and motor; some include a chassis as well.

Over $20 per student Ages 11 - 14 2 to 4 hours
Add to list Details
In this demonstration, learners observe vinegar and baking soda reacting to form carbon dioxide (CO2) gas.

1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
Source Institutions
Add to list Details
From this How To slide show, you create an Audio Tape Bow that can play distorted audio sounds by running it across a tape head.

$1 - $5 per student Ages 8 - adult 45 to 60 minutes
Add to list Details
In this biology/ecology activity, learners construct a terrarium out of a tennis ball container. This terrarium is unique because it never has to be watered.

$1 - $5 per student Ages 6 - 11 1 to 4 weeks
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