MolView is an open-source, intuitive web-application to make chemistry and biology. This application consists of two main parts, a structural formula editor and a 3D model viewer. User can employ 2D to 3D button to convert a molecule into a 3D model which is then displayed in the viewer.
This site works beautifully on Chromebooks!
Seesaw is a fantastic tool for Div 1 and Div 2 teachers. There are a host of pre-created resources in their resource library, and the platform itself gives young learners meaningful ways to demonstrate their learning.