This week's episode is all about chocolate. Learn about the ancient roots of chocolate as it started in Central America and how Hershey became one of the biggest chocolate candy makers in the world.

If you're enjoying Rainbow Puppy Science Lab, check out other great shows from Airwave Media like Art Smart, Reach: a Space Podcast for Kids, Tumble, What if World, Who ARTed

Thank you to our sponsor Kids’ Chemical Solutions and their chemistry comic book series filled with colorful characters and exciting storylines. Order now at www.kidschemicalsolutions.com

Rainbow Puppy Science Lab is an Airwave Media Podcast. If you are interested in advertising on this or any other Airwave Media show, email: [email protected]