Old Stone AgeTechnology Levallois stone technique c. 300,000 years agoNotable Toolmakers prepare a stone core to strike off flakes of a planned shape, a leap in abstract planning. ▲ MattersSaveShareTrace roots Longest chain: The Big Bang → First stars ignite → Supernovae seed heavy elements → The Sun forms → Earth forms → First oceans → First life → Photosynthesis evolves → Great Oxidation Event → Complex cells (eukaryotes) → Multicellular life → First animals → Cambrian Explosion → First vertebrates → Jawed fish → Fish walk onto land → The amniotic egg → The Great Dying → Dinosaurs appear → Asteroid ends the dinosaurs → Early primates → Apes split from monkeys → Human line splits from chimpanzees → Walking upright → First stone tools → Genus Homo appears → Homo erectus → Hand axes (Acheulean) → Levallois stone technique Community notesLoading notes… Learn more ranked by votesBookRebecca Wragg SykesKindred: Neanderthal Life, Love, Death and Art ↗Editor's pickBookJohn J. SheaStone Tools in Human Evolution ↗Editor's pickVideoSearch on YouTubeLevallois technique flintknapping ↗Editor's pick