The Wonder of Science website was created in 2017 by Paul Andersen. It aggregates all the resources he has developed working with schools implementing the NGSS (Next Generation Science Standards).
A great educational website from University of California, Berkeley. It provides a wide variety of resources to engage kids and students in learning science. It also offers ‘a comprehensive set of programs to help increase the quality and quantity of great science learning that kids get both in and out of school.