Play Brain Games
Browse all 1755 games across 5 categories
South American Countries
How well do you know the countries of South America? Test your knowledge of this vibrant continent!
South American Rivers
Discover the mighty rivers of South America, from the Amazon to the Parana and beyond!
Southeast Asian Geography
Explore the tropical landscapes, islands, and cultures of Southeast Asia in this geography quiz!
Space & Astronomy
Explore the cosmos! Test your knowledge of planets, stars, space missions, and the universe.
Space Exploration Missions
Milestones in space travel and exploration
Space Launch Facilities
Blast off with questions about the world's spaceports and launch complexes!
Space Stations
Learn about the orbiting outposts where humans live and work in space
Spanish Empire Quiz
Discover the rise and reach of the Spanish Empire — once the most powerful force on Earth, spanning four continents.
Spice Trade History
Journey through the history of the spice trade that shaped the world!
Stadium Architecture
Score big with questions about the world's most impressive stadium designs!
Stoicism & Stoic Philosophy
Test your knowledge of the ancient philosophy of resilience and virtue
Structural Engineering
Build your knowledge with questions about the fundamentals of structural engineering!
Subway Systems of the World
Go underground with questions about the world's famous metro and subway systems!
Superfoods & Nutrition
How much do you know about superfoods and their nutritional benefits?
Supreme Court Cases
Test your knowledge of landmark U.S. Supreme Court decisions that shaped American law and society
Suspension Bridges
Hang on tight for this quiz about the engineering marvels of suspension bridges!
Swimming & Diving
Dive into your knowledge of competitive swimming, diving, and aquatic sports!
Tea Culture & History
Explore the fascinating world of tea from cultivation to ceremony!
Tennis Legends
How well do you know the greatest tennis players and Grand Slam history?
Theater History
From ancient Greece to Broadway, explore the rich history of the theatrical arts!
Track and Field
How well do you know athletics, from sprinting to throwing events?
Traditional Healing Practices
Explore traditional healing practices from cultures around the world!
Travel & Geography USA
How well do you know America? Test your knowledge of states, national parks, famous landmarks, and iconic road trips from coast to coast!
Trees of the World
Travel the world's forests to discover remarkable trees — from the tallest redwoods to ancient baobabs — and learn what makes each one truly special.