Wow in the World
Tinkercast
Wow in the World is the #1 science podcast for kids and families, sharing the most amazing stories in science, technology, and new discoveries happening in the world around us. Each week, join hosts Mindy Thomas and Guy Raz as they take curious kids and their grown-ups on a cartoon for the ear journey filled with laughter, adventure, and wow-worthy stories. From the tiniest microbes to the farthest reaches of space, every episode of Wow in the World inspires wonder, fuels imagination, and makes science fun for the whole family. New episodes of Wow in the World come out every Monday for free! Plus, each week listeners get even more opportunities to say WOW with two other shows: Two Whats?! And A WOW!, a science-based game show, and WeWow, a rewatch, or should we say relisten, behind-the-scenes talk show hosted by our World Organization of Wowzers president, Dennis, featuring YOUR comments, reviews, and messages! 🎉 Want to keep the Wow going? Grownups can join the World Organization of Wowzers (W.O.W.) at https://bit.ly/46CDndK to receive quarterly mailings, birthday cards, a welcome kit with a t-shirt, autographed photo of Mindy & Guy Raz, access to 1,000+ digital activities and exclusive access to members-only events! Plus, grownups help support our podcast and our mission to create content and experiences that connect laughter to learning, curiosity to innovation and kids to the WOWs in their world!Learn more at https://bit.ly/3IsPeBR. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Episodes
Mentioned books
Jan 30, 2026 • 13min
Two Whats?! And A Wow! - My Oh Microbe
This episode of Two Whats and a Wow is very small… Microscopic even! Join Mindy & Guy Raz as they get into the germ-tastic world of bacteria! Originally aired 12/6/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 26, 2026 • 21min
Mummified Bees!
When you think of Mummies you might think of the ancient Egyptians and their sarcophagi, but these 300 year old mummified bees have just as much a right to be remembered alongside Tutankhamun as anyone else! It's the who, when, why, how and WOW of Mum-bees! Originally aired 1/15/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 25, 2026 • 30min
WeWow on the Weekend
Welcome back to WeWow on the Weekend... in SPACE! Dennis, Reggie, and Baby Dennis make their own spacesuits, plus an encore of "Spaced-Out Pen Pal, Part 2!" If you have a question for Dennis, leave him a voicemail at 1-888-7WOW-WOW. Your question might just end up on WeWow on the Weekend! Originally aired 9/8/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 24, 2026 • 30min
WeWow on the Weekend
Dennis and Reggie jazz up today's Snoop Scoop and read some Reviewsies, plus an encore of "Spaced-Out Pen Pal, Part 1!" If you have a question for Dennis, leave him a voicemail at 1-888-7WOW-WOW. Your question might just end up on WeWow on the Weekend! Originally aired 9/7/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 23, 2026 • 14min
Two Whats?! And A Wow! - Koala or Nothing
Get ready for some super marsupials. It’s a high “koala-ty” episode of Two Whats?! And a Wow where Guy & Mindy bring you fun facts and random nonsense inspired by everyone’s favorite Australian tree-hugger - the koala! Visit https://bit.ly/3zfwJMc for more. Originally aired 11/22/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 19, 2026 • 22min
Olm Sweet Olm: A Burping Baby Dragon
Grandma G-Force and Mindy are back from their spelunking trip to Italy, and they've brought back a souvenir! A extremely rare type of salamander known as an olm! It's the who, when, where, why, how and WOW of subterranean aquatic salamanders! Check Wow in the World activities at https://bit.ly/3V5YCgw. Originally aired 5/13/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 18, 2026 • 33min
WeWow on the Weekend
Welcome back to... Fish Wow... on the Week Fish!? Dennis and Reggie dish up some fish cakes, plus an encore of "SomeFIN Smells Fishy in Here, Part 2!" If you have a question for Dennis, leave him a voicemail at 1-888-7WOW-WOW. Your question might just end up on WeWow on the Weekend! Originally aired 8/4/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 17, 2026 • 25min
WeWow on the Weekend
Dennis and Reggie tell knock-knock jokes and write some new songs, host a Q&A segment, and listen to an encore of "SomeFIN Smells Fishy in Here, Part 1!" If you have a question for Dennis, leave him a voicemail at 1-888-7WOW-WOW. Your question might just end up on WeWow on the Weekend! Originally aired 8/3/24.Grownups, we’re proud to bring free, high-quality educational podcasts to families and classrooms everywhere. But as the media industry changes, it’s becoming increasingly difficult to financially sustain high-quality human-made audio shows like ours without additional help. If our shows have sparked wonder, laughter, or curiosity for your family, we’re asking for your support now. Grownups, visit tinkercast.com/support where you can select from a handful of gifts we’ve curated to thank you for your support.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Jan 16, 2026 • 15min
Two Whats?! And A Wow! - ZOO Whats?! And A Wow!
Why is hay on the lunch menu? Dive into a fun game that challenges listeners to distinguish wild animal facts from fiction! Discover that sloths take up to a month to digest a leaf. Learn about the fascinating color changes of Amazon Pink River Dolphins as they age. Did you know koalas aren't bears but marsupials? Plus, join in on a fun observational challenge to spot animal signs in your area!
5 snips
Jan 12, 2026 • 20min
Practice Makes Permanent
A chaotic organ lesson sparks curiosity as Mindy tries to improve her playing. With the help of the eccentric Professor Cadenza and friends, they explore the science of practice. Guy Raz reveals how repeated practice can physically change brain activity, using a study about mice to illustrate his point. The group debates the importance of practice versus mistakes, emphasizing that perfection comes from repetition. Mindy commits to practicing for science, turning her wild organ sounds into music!
