General dilution ratios for using Young Living essential oils on infants and children. Remember to always check the label on your essential oil bottle for usage instructions. Do you want to earn more about using essential oils with your baby or child? Get my tips here --> http://essentialoilsobsessed.com/how-to-dilute-essential-oils-for-children-and-adults/
Easy essential oil dilution guide for filling roller ball containers for all ages. To get fractions of drops, combine in a different container and split the mix between 2-3 containers. Not sure about the source so adjust as needed but this is a good starting point.