Simulations for grades 9 and 10 science. For instructions how to load them onto your computer, see the 11/12 simulations page.
Simulates ray diagrams and images for plane, concave and convex mirrors.
Animation of the life cycle of a small star and large star from their formations to their deaths as a black dwarf or black hole
Hover over different objects to read descriptions of the key players of the nitrogen cycle.
This app demonstrates the cause of daytime/nighttime, the seasons, solar and lunar eclipses, and solar and lunar tides.
Study the planets, retrograde motion, planetary scales, and the scale of the solar system with this simple app. Designed for grade 9 Astronomy.
Hover the mouse over the different players to see how they are involved in the carbon cycle
Create scatter or line graphs with linear fits and multiple data sets
Explore the terrestrial biomes of Earth, various species of organisms that live there, and see the relative biodiversity of each
Take a ride through reality as you begin looking at a proton and zoom out until you see the entire universe.
Build and Test Logic Circuits