A healthy start in life includes taking care of teeth. Kids see what’s important when they watch us take good care of ourselves.
How much toothpaste? Very little as a matter of fact. Look at the amount shown on this link from the American Dental association…
https://www.ada.org/~/media/ADA/Publications/Files/ForthePatient-0514.pdf?la=en
Have you considered music as a part of your brushing routine? The longer your child likes the music the longer that toothbrush can do a good job. Here are some ideas…
http://www.mouthhealthy.org/en/Kids-Brushing-Playlist
Best of health!