Free brain training games with world rankings. Reaction time, memory, geography & logic. No login needed. Play Stop, F1, Flags, Wordle & more. memgenius.com

A daily puzzle where you sort 6 historical events into chronological order. You get 3 attempts — after each try, correctly placed events lock in. New puzzle every day, no accounts needed. Think Wordle but for history buffs. been featured #3 in Show HN (Hacker News)

Daily Grid is a free website with 12 daily logic puzzles! Snake, Pathways, Logice, Bits, Bridges, Parcel, Conduit, Perimeter, Polyfit, Tiles, BlindSlide, and Duet. New puzzles every day at midnight PT. No download. Optional account for achievements, cosmetics, streaks, & more!

Browser sorting games, a daily Water Sort challenge

Merge identical adjacent tiles before their timer hits zero. Too slow — the tile rusts permanently. Four rust cells and it's game over. Free, mobile-friendly, no install.

Guess what exotic cars actually sold for at real auctions. 10 cars per day, 60 seconds each, one shot. Every day has a different theme. Free, no signup, live leaderboard. Geoguessr for car people.

Daily browser game: guess a real-world location from a 360° street-view panorama. One shot, one puzzle a day, same for everyone. No account, no download — just open and guess.

Assign unique numbers (1–10) to six variables (A–F) so every clue holds. Four daily puzzles (Easy to Expert) plus unlimited random generation.

An interactive geography game that trains your memory by helping you learn country locations daily. Uses spaced repetition, minimal UI, and recall-based input for a focused, addictive learning experience.

Splittr is an arcade-style precision game where your only goal is simple: cut the shape exactly in half. Across 5 rounds, you are given randomly generated, complex polygons. Your job is to draw a single slice across the screen to achieve a perfect 50/50 area split. The more accurate you are, the higher your score will be on the global leaderboar

Name the artist from a blurry album cover. 6 tries each day. Cover deblurs a little after each try.

GeoGuessr for Guinness pints. Study five real pint photos from five different countries, drop a pin on the world map, and score each guess by distance. Free, instant, and no signup required.

Match the target color by mixing paints in this daily puzzle, plus 240 bonus levels across 4 modes. Free browser game, no install, no account — just open and start blending.

A daily browser puzzle for cocktail lovers: look at a photo and guess the drink. New cocktail every day, free forever, no account needed — just open and guess.

Guess the country from its flag in this quick daily puzzle. One flag, one guess, new challenge every day at 00:00 UTC. Free forever, no login, no download — just open your browser and play.

Currently there are still plenty of new discoveries to be made. Around 250 new items are still being discovered every day. And the first discoverer gets their name on the card. The influences on the New Science game are clear: Infinite Craft, Little Alchemy, etc The genre has evolved and now comes with seasons, teams, rewards and so much more

DEADBLOCK is a free strategy puzzle game where two players take turns placing pentomino pieces on an 8×8 grid, trying to be the last piece to play. Think of it like competitive Tetris meets Chess. The simple rules hide deep strategy: → Block your opponent's pieces → Force them into dead zones → Be the last to play a move

A daily number game