- Elements 4D by DAQRI (app) - "Paired with either paper or wood blocks that are inscribed with the symbols of 36 elements from the periodic table, this app will instantly transform a simple, inanimate object into dynamic, dimensional, 4D representations of each element."
- PHET Simulations
- EarthViewer - "Find the answers with EarthViewer, an interactive tool for exploring the science of Earth's deep history."
- Timeline Eons - "Graphic representation of the entire natural and human history; Scrollable timeline thousands of times longer than the Earth's circumference."
- Khan Academy - Lessons, practice, and assessments.
I'I'm not a science teacher, so thanks to my science friends for these recommendations!