Chemicals interacting with each other are one of the most fascinating topics in chemistry. Fireworks, burning flares, and rusting all illustrate chemical reactions. The different types of reactions are described, as well as the process...

Join host Kristin as she introduces you to each letter of the alphabet and things you find in a kitchen from A to Z! Light-hearted, kid-friendly illustrations depict various kitchen items and cooking equipment, all while learning...

In all changes - energy (measured in joules) does not get used up; energy is “CONSERVED”. However, energy becomes less and less useful ending up as environmental waste heat, so we always have to come back to an energy source for more....