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Go with the Flow
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In this activity, learners discover how hard their hearts work to pump blood.

Building Molecules
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This online interactive has three activities in the NanoLab (press the upper right button): Build, Zoom, and Transform.

Plastic Bag Creations
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In this activity, learners will reuse plastic bags in an interesting way.

Take a Plant to Lunch
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Learners make a "menu" of any plants in their lunch for Monday through Friday and draw the plants from their lunch.

Experiencing Parallax With Your Thumb
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In this activity, learners investigate parallax, a method used to measure distances to stars and planets in the solar system.

Updrafts in Action
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In this weather activity/demonstration, learners watch as a ping pong ball is suspended in a stream of air supplied by a hair dryer.

Balancing Sculptures
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In this activity, learners will use a variety of household and/or natural objects to design a sculpture that balances from a single point.

Sound Mixer: A Multi-track Mixer of Animal Sounds
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This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.

Organ Pipe: Get Bach to the fundamentals
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If you got a big graduated or clear cylinder, water, a pipe, and a tuning fork, you've got a sound learning opportunity! Learn about resonance with this Exploratorium Science Snack.
Flesh Out a Fossil
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In this activity, learners discover how artists start with a skeleton and turn it into a realistic drawing of a dinosaur.

Monster Evolution
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In this online activity, learners create monsters and see how they survived when released into the wild.
Why Are Two Eyes Better Than One?
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In this activity, learners explore how their depth perception would be affected if they only had one eye. Learners work in pairs and attempt to drop a penny in a cup with one eye covered.

Color Vision
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In this online activity, learners make a whole rainbow by mixing red, green, and blue light. They can change the wavelength of a monochromatic beam or they can filter white light.

The Shadow Knows I
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In this activity, learners will measure the length of their shadow from the Sun and compare it three to four months later.

Estimation
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In this online activity, learners will explore size estimation in one, two and three dimensions. Multiple levels of difficulty allow for progressive skill improvement.

Cardboard Sculptures
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Learners explore the endless possibilities of cardboard engineering in this open-ended STEAM activity. Practice being creative by building structures with no glue, only cardboard and scissors.

I M O K. U R O K.: You Can Make Sentences Without Words!
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Can you read the sentence "I C U"? Not really - but if you say each letter aloud, you'll say the simple sentence, "I see you." What if you change the "C" into a picture of an eye?

Family Fort Challenge
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In this activity, learners will explore engineering concepts to construct a blanket fort using materials sourced from home.

Home Water Audit
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This activity offers learners and their families several ways to raise their awareness together about home water.

Build A Bee Bath
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In this activity, learners use found natural materials to create a water haven for bees and other insects.