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Familiar favorites and fresh discoveries. Find a game, settle in, and enjoy it at your own pace.
Catalog of brain games
1,760 games to explore
1950s Americana Slang
Relive the fabulous fifties with the hip lingo of soda shops, sock hops, and rock 'n' roll
1960s Counterculture Words
Tune in to the groovy language of the 1960s hippie movement and counterculture
Far Out! 1970s Slang Quiz
Take a groovy trip back to the Me Decade and test your knowledge of the colorful slang that filled everyday conversations in the 1970s — from the disco floor to the living room couch.
Totally Radical! 1980s Slang Quiz
Test your memory of the awesome words and phrases that defined the totally tubular 1980s — from Valley Girl vocabulary to MTV lingo and beyond.
Abbreviations & Acronyms
Do you know what NASA, RSVP, and SCUBA actually stand for? Test your knowledge of common abbreviations and acronyms!
Aboriginal Australian Words in English
From kangaroo to boomerang, discover the Aboriginal Australian language origins of iconic English words!
Accounting Terms
Test your knowledge of bookkeeping and accounting jargon used by financial professionals every day.
Active & Passive Voice
Can you tell the difference between active and passive voice? Put your grammar skills to the test!
Adjective Order Quiz
English has a natural order for adjectives that native speakers follow instinctively. Can you get it right?
Affect vs. Effect & More
Commonly mixed-up word pairs trip up even experienced writers. Can you choose the right one every time?
Words From the First Americans: Algonquian English
Dozens of words in everyday English were borrowed from Native American languages centuries ago — and you probably use them without ever knowing it.
Allegory & Parable Quiz
Explore stories with hidden meanings, from ancient fables to modern allegories
Alliteration Quiz
Identify examples of alliteration in phrases and sentences
Anatomy Vocabulary Quiz
Test your knowledge of human anatomy terms, from bones and muscles to organs and body systems.
Ancient Greek Terms
Test your knowledge of words from ancient Greek civilization, philosophy, and culture
Ancient Roman Terms
Journey to the Roman Empire and learn the words that shaped Western civilization
Animal Group Names
Collective nouns for animal groups
Animal Idioms
How well do you know idioms that feature animals?
Animal Words in English
English is full of words that contain hidden animal names or come from animals. Can you spot the creatures lurking in these words and phrases?
Antonym Challenge
Find the word that means the OPPOSITE of the given word!
Apostrophe Rules Quiz
Apostrophes cause more confusion than almost any other punctuation mark. See if you can use them correctly!
Appalachian Dialect Words
Explore the rich and historic dialect of the Appalachian Mountain region!
Arabic Loanwords in English
Discover English words that trace their roots back to the Arabic language — from algebra to zero!
Archaeology Terms
Excavation and artifact terminology