TinkerCad - This Google Chrome Extension allows you to design your own 3D models.
Human 3.0 - This Google Chrome Extension is a virtual body platform consisting of the most comprehensive set of true 3D anatomy and 3D health condition models ever assembled. ABC News calls it "Google Earth for the human body"!
ChemReference - This Google Chrome Extension is is a detailed and powerful periodic table of the elements and chemistry reference tool designed with a fast workflow in mind.
Planetarium - This Google Chrome Extension is an interactive sky map that shows you over 1,500 stars - that's every star up to magnitude "+5".
Solar System 3D Web - This Google Chrome Extension is a 3D solar system simulation application, which gives you the approximate location of the planets in the solar system at different time, and some information about each one of them.
Chemix Lab Diagrams - This Google Chrome Extension is a sketching tool for schools that helps both students and teachers prepare diagrams of experiment setups for science classes, especially chemistry.