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Pinnipeds: From Feet to Fins
Valenictus, Enliarctos, and Puijila The prehistoric mammals of the water are pinnipeds (“fin foots”): the walrus-like Valenictus; the seal-like Enaliarctos; and the otter-like Puijila. Valenictus lived...
View ArticleSpeech at March for Science—Seattle
Here’s the 4-minute speech I gave at the March for Science in Seattle, Earth Day 2017, April 22. That’s Karen up on stage with me, wearing a coral reef on her head. It was an honor to speak and a joy...
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Chiroptera: Gliding, Flying, and Echolocating
Early echolocating bat, clawed bat, hypothetical protobat The prehistoric mammals of the air are bats, two early bats, Icaronycteris and Onychonycteris, and an even earlier protobat, which is...
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Clades & Clades Prehistoric Press Release
ATLAS GAMES RELEASES TWIN EVOLUTION CARD GAMES FOR CHILDREN, CLADES AND CLADES PREHISTORIC The creative team behind Grandmother Fish—Jonathan Tweet and Karen Lewis—also created these games and funded...
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Charles Darwin Dance
Here’s a dance I like to teach children when I do author readings and school visits.
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Evolution Resources
This post provides online resources for fans of evolution for kids, parents, and educators. Books, Games, and Web Sites When I was working on Grandmother Fish, I naturally looked around for other...
View ArticleFree Evolution Books for Teachers
Know any elementary school teachers in the US? How the Dormacks Evolved Longer Backs and How the Piloses Evolved Skinny Noses are two fictional books that demonstrate adaptation by natural selection....
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Grandmother Images for Teachers
When teachers present Grandmother Fish to classrooms, it’s handy to have images of the five Grandmothers. Here are full-size images of the Grandmothers, each to be printed on a letter-size sheet of...
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Clades Solo Mobile App
A fast version of Clades for iOS and Android. Available Darwin Day, February 12th, 2019. iTunes: TBAGoogle Play: https://play.google.com/store/apps/details?id=org.ideategames.CladesSoloAmazon Kindle...
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Clades Solo with Dinosaurs
Karen and I have updated our mobile game, Clades Solo, with dinosaurs and better science notes. Now the app includes the extinct animals from the Clades Prehistoric tabletop card game. Play with...
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Beta Test the “Crow Scientist” App
We closed out our successful Kickstarter campaign two days ago, and our free app “Crow Scientist” is now in a public beta test. For this project, I worked with two crow scientists, John & Colleen...
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“Crow Scientist” is Live!
“Crow Scientist” is live on the iOS App Store, on Google Play, and on Amazon. Karen’s art is ready to go, and she’s taking some extra time to make sure we position the art the best way we can. An...
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Planet Voyagers Released
Planet Voyagers from SimplyFun My new game Planet Voyagers engages players with its planet discs, which show the planets in scale to each other (full-size images on the reverse). Players play cards at...
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Welcome!
Since 2015, we have been creating imaginative ways for kids to learn about science, especially evolution. We are all related! Grandmother Fish: A Child’s First Book of EvolutionGroundbreaking and...
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Crow Scientist in Persian
Crow Scientist is now available in Persian (Farsi)! In March, Nasser Yousefi of DONYA Children’s Research Institute contacted Dr Marzluff about translating our app into Persian. The institute works...
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Clades Solo Updated & Free
A new, free version of the Clades Solo app is now available on Apple, Android, and Amazon. Match animals by their evolutionary histories and see how fast you can play through the deck! The new version...
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Grandmother Fish’s Eureka Moment
Ten years ago, after I got back from Burning Man 2013, I had a eureka moment and realized how I could make my kids’ book really work. This was just after I was squeezed out of my last corporate job,...
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Jupiter in the Evening
This February, it’s easy to spot Jupiter in the night sky and point it out to kids. Helping them learn to spot Jupiter is an easy way to help kids see our place in the solar system. You can see...
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Grandmother Fish in Tel Aviv
The story of Grandmother Fish is everybody’s story, and that’s why scientists and kids from around the world respond to it. Dr. Ilil Pratt of the Steinhardt Museum of Natural History in Tel Aviv fell...
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The light in parents’ eyes
Ten years ago, I decided to make Grandmother Fish a physical book and to raise money for it on Kickstarter. In the fall of 2013, I figured I would self-fund a digital version of the book, and that way...
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