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 Video6:32
Math Fortress

Calculus II: Integration By Parts (Level 3 of 6)

12th - Higher Ed
This video goes over 2 examples, covering the proper way to find integrals that require the repeated application of the integration by parts formula. In addition, the tabular method for integration by parts is also introduced.