Search Results


Showing results 1 to 12 of 12

Source Institutions
Add to list Details
In this online interactive simulation, learners will add different salts to water and then watch the salts dissolve and achieve a dynamic equilibrium with solid precipitate.

free Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.

free Ages 11 - adult 10 to 30 minutes
Source Institutions
Add to list Details
This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.

free Ages 6 - 11 5 to 10 minutes
Add to list Details
In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this online interactive simulation, learners will test the pH of liquids like coffee, spit, and soap to determine whether each is acidic, basic, or neutral.

free Ages 11 - adult 10 to 30 minutes
Source Institutions
Add to list Details
In this online activity, learners use a realistic mass and spring laboratory. They hang masses from springs and adjust the spring stiffness and damping.

free Ages 8 - adult 10 to 30 minutes
Source Institutions
Add to list Details
This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.

free Ages 6 - 11 5 to 10 minutes
Source Institutions
Add to list Details
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.

free Ages 6 - adult 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners will investigate the part of soil. Explore how clay, silt, and sand make up the dirt in your background. Activity includes step-by-step instructions and extension ideas.

free Ages 4 - adult 10 to 30 minutes
Source Institutions
Add to list Details
String Thing is an interactive online game in which learners change a virtual string's tension, length, and gauge to create different musical pitches.

free Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
En esta actividad, Mateo y Cientina descubren una sustancia nueva y extraña que se llama "Oobleck". En su experimento ven que Oobleck tiene propiedades de sólidos y líquidos.

free Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
This is an online simulation of how sound changes due to environment. How does place--like a cave, a pier, or a forest--affect certain sounds?

free Ages 4 - 8 5 to 10 minutes