Historic Earthquake Magnitude Game — Higher or Lower?
Valdivia 1960: M9.5. Higher-or-lower magnitude quiz across 30 of history’s most powerful earthquakes.
Science
Volcano VEI Game — Higher or Lower?
Tambora 1815: VEI 7. Mount St. Helens: VEI 5. Higher-or-lower volcanic explosivity quiz across 30 historic eruptions.
Element Atomic Number Game — Higher or Lower?
Hydrogen is 1. Oganesson is 118. Higher-or-lower atomic-number quiz across 30 elements of the periodic table.
Planet Diameter Game — Higher or Lower?
Jupiter is 11x wider than Earth. Pluto isn’t even half. Higher-or-lower planet diameter quiz across 30 worlds.