An curved arrow pointing right. Astronaut Terry Virts shows what it looks like when an effervescence, such as an Alka-Seltzer tablet, dissolves in water in outer space. This demonstration was ...

Disposal: All liquids and solutions can be poured down the drain with running water. Solid waste can be disposed of in the trash. Alka-Seltzer is a common antacid used to relieve an upset stomach.

The easiest science experiment for kids is the Baking Soda and Vinegar Volcano. It's simple, safe, and fun! The best experiment for kids at school is the Plant Growth Experiment because it's ...