Search Results


Showing results 21 to 40 of 82

Source Institutions
Add to list Details
In this activity, learners make a model of a one-way heart valve to investigate how a heart controls the direction of blood flow.

1 cent - $1 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Doctors often send a sample of blood to a lab, to make sure their patients are healthy.

$5 - $10 per group Ages 8 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners add food coloring to hot and cold water in order to see how fluids at different temperatures move around in convection currents.

$1 - $5 per group Ages 8 - adult 5 to 10 minutes
Source Institutions
Add to list Details
Many people get water from a source deep underground, called groundwater.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Most people will break a bone in their body at some point in their life, but how much force does it take to break one?

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners make scale models of the Sun and Earth out of paper mache.

$5 - $10 per group Ages 8 - adult 1 to 2 hours
Source Institutions
Add to list Details
Most people break at least two bones in their lifetime. In this activity, learners will use celery stalks to model the many ways that bones can fracture.

1 cent - $1 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Although we may not admit it, all humans fart or pass some gas. In this activity, learners make their own model to mimic food passing through intestines and discover what releases gas.

$1 - $5 per group Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore how eating unhealthy food can damage a heart and arteries.

1 cent - $1 per student Ages 8 - adult 5 to 10 minutes
Source Institutions
Add to list Details
Most of the time, we don't have to think about breathing. In fact, you're probably breathing right now without thinking about it!

$1 - $5 per student Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Our bodies produce snot, or mucus, that we blow from our noses. In this activity, learners will create a model of how snot works and will explore how it keeps our bodies healthy.

Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners make their own solar oven to bake s'mores and learn about how solar energy is absorbed on Earth.

$5 - $10 per group Ages 8 - adult 30 to 45 minutes
Source Institutions
Add to list Details
Some animals can swallow food whole, but humans have to chew. In this activity, learners will investigate what saliva does chemically to food before we even swallow.

$5 - $10 per group Ages 6 - adult 30 to 45 minutes
Source Institutions
Add to list Details
In some parts of the world, lakes freeze during winter. In this activity learners will explore water’s unique properties of freezing and melting, and how these relate to density and temperature.

$5 - $10 per group Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this fun sticker activity, learners will create a size wheel with images of objects of different size, from macroscopic scale (like an ant) to nanoscale (like DNA).

1 cent - $1 per student Ages 6 - 18 10 to 30 minutes
Source Institutions
Add to list Details
Lakes, streams and other freshwater bodies are a habitat for lots of living things, big and small.

$10 - $20 per group Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
Many germs spread by our hands, and often times, people don't wash their hands well enough to get rid of germs.

$1 - $5 per group Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
Glare from the sun and ripples from the wind can make it hard to see what's below the surface of a body of water.

$5 - $10 per group Ages 6 - adult 10 to 30 minutes
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