How to Balance Chemical Equations: 6 Steps (with Pictures). Helpful trick to remediate and practice balancing reactions with students. Manipulating notecards is more engaging than notes on paper as well.
Shmoop Chemistry explains Bonding: Covalent and Ionic Bonds. Part of our Types of Bonds and Orbitals Learning Guide. Learning and teaching resource for Bonding: Covalent and Ionic Bonds written by PhD students from Stanford, Harvard, Berkeley