Science teachers can go on OpenSciEd and sign up for a free account. Once they have it, they can download curriculum units that include videos, simulations, and lessons which they can then share with their students. While not all of the activities work for at home science learning, many do.
The National Science Foundation has a resource bank of classroom activities sorted by topics from physics to computing to neuroscience. Each page has links to external resources for that topic. Note that a lot of the resources are geared at teachers and focus on lesson plans and curriculum, rather than materials for students. However, each …
PhET has over 130 free math and science simulations for students– and over 2000 lessons to go with them. Many of the simulations are available in multiple languages. The site provides simulations of hand-on science topics and be sorted by grade level, topic, and/or the device that the student is using. All are free and …
A strong video series that combines the biology knowledge of Hank Green with the microcosmos photography of James Weiss. It’s a slice-of-life in the microcosmos that focuses on different species of bacteria/microorganisms and aspects of their lives. It’s more descriptive than theoretical and doesn’t push grand concepts or curriculum strands so much as teach about …