- Program for Infant & Toddler Care https://www.pitc.org/
- Conscious Discipline https://consciousdiscipline.com/
- National Child Care Association www.nccanet.org
- Parenting.com www.parenting.com
- Child Care Resource Center www.ccrcla.org
- Child Mind Institute childmind.org/topics-a-z
- Child Development Resource Center (CDRC) www.cdrc4info.org
