This may be a bit intensive for the lower elementary students to do alone, but it would make a great demonstration activity or something fun for a science fair project!

Looking for some cool chemical reaction demonstrations? Here are a few that are sure to wow the class.

You probably have a Pinterest account already, but if you're looking for a board to follow, this will give you endless ideas for interactive science notebooks.

This University of California website is a good resource for personal professional development. While it is geared toward teachers, it does have a number of useful resources to use with students.