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Kimchee Fermentation Chamber
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Learners make kimchee or sauerkraut, which is really just fermented cabbage, in a 2-liter plastic bottle.

Bubbles: Using Controls
In this experiment, learners use JOY liquid detergent and glycerin to make the largest bubble they can that lasts 15 seconds.

Starch Slime
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Learners mix liquid water with solid cornstarch. They investigate the slime produced, which has properties of both a solid and a liquid.

Número misterioso
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Combine la lógica y los números en este juego para todas las edades.
Create a Mangrove Tree
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In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.

Changing Colors
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In this challenge, learners have to figure out in what order to combine five solutions to change the color from clear, to yellow, to blue, and back to clear.

A Crayon Rock Cycle- Sedimentary
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This is part 1 of the three-part "Crayon Rock Cycle" activity. In this activity, learners explore how sedimentary rocks form.

Frog Eggs
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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.

Audio Memory
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In this interactive game, learners will test their memory of animal and insect sounds. Flip over cards, listen to the sound, and try to find the ones that match.

Low-Tech Water Filter for High-Impact Clean
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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.

Static Electricity
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In this activity, learners will explore ways static electricity interacts with the surroundings of an object. The activity has step-by-step instructions in English and Navajo.

Straw Rockets
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In this activity, learners will create unique rockets. Each rocket will be powered by air as the learner will blow into a straw and watch their rocket fly.

Extra Bounce
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In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.

Build a Giant Puzzle!
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In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.

What am I?
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In this activity, learners examine nanoscale structures of common things.

Helicopters
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In this activity, learners will observe how air interacts with a paper helicopter. Learners will test different variables of weight, size, and shape.

Backard Bioblitz Bonanza
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In this activity, learners will observe and record living things with in outlined outside space.

Flower Power
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In this activity, learners will experiment with changing flower colors. Learners will investigate the effects of acids and bases on flower colors.

Toasty Wind
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In this quick activity, learners use a toaster to investigate the source for the Earth's wind. Learners hold a pinwheel above a toaster to discover that rising heat causes wind.

Changing Colors
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Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.