Collection

Curious Minds

The good kind of rabbit hole. For anyone who likes knowing things for their own sake.

7 packs4,915 cardsAny order

A good place to start

U.S. National Parks

All 63 U.S. national parks — the people who saved them, how the landscapes formed, the wildlife and records, and a vivid profile of every park from Acadia to Zion. America's best idea, one card at a time.

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In this collection

Seven packs.

U.S. National ParksAll 63 U.S. national parks — the people who saved them, how the landscapes formed, the wildlife and records, and a…1,678 cards · 27 lessons Fun with NumbersA playful tour of magnitudes — building heights, mountain elevations, river lengths, populations, cosmic distances, big…482 cards · 9 lessons Burning Man: From Curiosity to Black Rock CityAn evidence-balanced introduction to Burning Man’s history, culture, temporary city, art, contradictions, safety, and…265 cards · 8 lessons Astronomy & SpaceFrom why stars twinkle to why Pluto was reclassified: the Sun, the planets, comets, the Milky Way and the tools…459 cards · 13 lessons World History: Turning Points of Human CivilisationTurning points that changed human civilisation from the first cities to the digital Anthropocene, emphasizing concepts…698 cards · 13 lessons Mythology: Greek, Norse & EgyptianLearn how Greek, Norse, and Egyptian mythic traditions survive in sources, organize gods and worlds, frame heroes and…558 cards · 15 lessons Education Theory & Learning TechnologyFrom Pavlov to Khanmigo: a complete tour of how humans learn — the foundational learning theories (behaviorism…775 cards · 10 lessons