Lumen Learning https://courses.lumenlearning.com/introchem/
*CK-12 This is an amazing FREE resource site with content, interactives, quizzes. You can adapt the flexbook to your own class needs.
Chemistry Flexbook https://flexbooks.ck12.org/cbook/ck-12-chemistry-flexbook-2.0/
Physical Science Flexbook https://flexbooks.ck12.org/cbook/ck-12-middle-school-physical-science-flexbook-2.0/
meriSTEM Science (ANU) flipped classroom resources. https://meristem.weblogs.anu.edu.au/index.php/courses/chemistry/
"The program provides free online resources for a flipped classroom, or for in-class use. Experts have created short videos and questions for Y11/12 students to study at home, allowing for the depthing and clarification to happen in class. The resources also provide great revision. All content is free to use with a free registration, developed by experts and supported by the College of Science at The Australian National University. Mapping to NSW curriculum is provided, example below."