Instructional Video2:05
Curated Video

Why We Brush Teeth

Pre-K - 8th
This experiment is designed to show the effects of different liquids on teeth. We used eggs because similar to teeth, eggshells contain calcium compounds. We prepared 4 glasses with 4 different liquids: cherry juice drink, vinegar,...
Instructional Video3:28
SciShow Kids

Remember to Brush Your...Egg

K - 5th
We all know that brushing our teeth is important but now with this experiment you can actually SEE how brushing keeps your teeth clean!