Ancient Wonders Heights Game — Higher or Lower?
Great Pyramid 147m. Higher-or-lower ancient world wonder height quiz across 30 monuments.
Games
Famous Treaty Year Game — Higher or Lower?
Westphalia 1648. Versailles 1919. Higher-or-lower famous treaty year quiz across 30 historic agreements.
Star Distance from Earth Game — Higher or Lower?
Proxima 4.2 light years. Higher-or-lower star distance quiz across 30 famous stars.
Element Atomic Mass Game — Higher or Lower?
Oganesson 294 amu. Hydrogen 1.008. Higher-or-lower element atomic mass quiz across 30 elements.
Galaxy Size Game — Higher or Lower?
Milky Way 100k ly. Higher-or-lower galaxy diameter quiz across 30 known galaxies.
Planet Orbital Period Game — Higher or Lower?
Mercury 88 days. Pluto 248 years. Higher-or-lower planet orbital period quiz across 30 worlds.
Salary by Profession Game — Higher or Lower?
Neurosurgeon $850k. Higher-or-lower US median salary quiz across 30 professions.
Fuel Price by Country Game — Higher or Lower?
Hong Kong $3.30/L. Venezuela $0.04/L. Higher-or-lower gasoline price quiz across 30 countries.
Domain Name Prices Game — Higher or Lower?
Voice.com $30M. Higher-or-lower domain name sale price quiz across 30 famous transactions.
Average Rent by City Game — Higher or Lower?
NYC $5,500. Higher-or-lower 1-BR apartment rent quiz across 30 global cities.