Knowledge Adventure

Swipe in four directions through short knowledge cards: broader, deeper, more like this or surprise me. No right answers needed; follow what interests you. Every fact card links to its source.

The card game to explore these worlds is coming online soon. Until then, you can read every card here with its source.

The worlds

• Space: planets, Moon and Sun
  Short facts about the eight planets, the Moon, the Sun, asteroids and comets, each linked to NASA. Discover them card by card.
• Water world: the water cycle
  Evaporation, condensation, precipitation, groundwater and more: twelve parts of the water cycle in short facts, linked to the USGS.
• Number garden
  The only even prime, triangular numbers, a growing Fibonacci pattern and more: six small number patterns, explained with simple examples.
• World architecture
  Five famous buildings: Eiffel Tower, Parthenon, Colosseum, Taj Mahal and Saint Basil’s Cathedral, with city, source and photo licence.
• The real museum: famous artworks
  Six famous artworks as reproductions, from Leonardo da Vinci and Botticelli to Rembrandt, Vermeer, Van Gogh and Hokusai, with source and licence.
• Ancient civilisations
  Five historic sites: Petra, Machu Picchu, Angkor Wat, the Great Sphinx of Giza and Chichen Itza, with country and source.
• Built wonders
  From the Empire State Building to the Belfry of Bruges: twenty famous structures, what they are, where they stand, and a source link.
• Natural wonders
  From the Amazon and the Nile to Mount Everest and the Sahara: twenty natural wonders, what they are, where they are, and a source link.