Counting Atoms—SCIENCE BRAIN {Fully Editable Worksheet!} KEY INCLUDED : ) This fully editable worksheet on Counting Atoms is great practice for students learning how to count atoms! Students benefit from practice with counting atoms prior to learning how to write and balance chemical reactions. Students become familiar with the rules of counting atoms, which are provided in summarized and pictorial form at the top of the assignment.OPTIONAL: Rules of Counting Atoms —Can choose to have students