A minute

Balance a truck over obstacle courses clearly designed by somebody who has never driven anything at all.

Gamified courses in dozens of languages, plus the guilt engine keeping most people's streaks technically alive.

A search engine that funds tree-planting projects with its profits and publishes regular reports showing where the money went.

Enormous archive of emoji strings, kaomoji and text arrangements, searchable by whatever you are trying to say.

Upload a photograph and it rebuilds the entire thing out of emoji, colour-matched one tile at a time.

Shows you an emoji and starts a timer while you run round the room pointing your phone camera at the real object.

Thousands of strangers claim to have dreamt the same face. Read the whole thing: the explanation is better than the hoax.

All 2^122 version-four UUIDs listed in order with a working search box, on a page that should not be able to exist.

Search any Android app and see the tracking libraries baked into it. The results for the popular ones are routinely grim.

Home of the GROW games, where you choose an order for a handful of objects and then watch a tiny world assemble or fail.

Ugly, ancient, and still better than everything else at cutting, resizing, reversing and optimising a GIF.

Accurately drawn birds swearing at each other about territory, mating and the general indignity of being a bird.

Who was born today, ranked by fame, drawn from a database heavy with teenagers famous on exactly one platform.

A voice shouts COW louder as your cursor gets closer to an invisible cow, and that is the entire game.

A toy about synchronisation — a few hundred blinking dots that agree on a rhythm with no conductor anywhere.

A flag revealed six squares at a time, which sounds straightforward until you meet the fourth consecutive tricolour.

Flight tracking with the operational detail attached: delays, diversions, taxi times and the filed route rather than a tidy curve.

Three dishes a day and you name the country that cooks them, which teaches more about world cuisine than it means to.

Six stills from one film, revealed one at a time. Getting it from the first frame is the only score really worth having.

The 1978 electronic memory toy rebuilt faithfully in a browser tab, still beating most grown adults somewhere around level twelve.

A search engine that strips every result down to plain HTML so it can be read on a genuinely ancient computer. Also very fast.

Every symbol, alphabet and text decoration you might want to paste somewhere, organised well enough to find one.

A daily gleaning of curiosities, lateral puzzles and pleasing coincidences, kept up since 2005 without fuss.

Name the video game from a blurred cover, then a screenshot, then artwork. New puzzle daily and several modes to lose at.

Twenty-odd fake hacking interfaces — agency mainframes, terminals, satellite maps — with buttons that fill progress bars.

A three-by-three grid of geographic categories where you name one country per cell and get scored on how obscure it was.

A search engine for animated GIFs recovered from GeoCities. Type any word and receive several spinning versions of it.

The same cruelty as QWOP, applied to climbing: every handhold is a different letter key and you have to hold several at once.

One mystery country a day, guessed by warmth — every wrong answer shades the globe a little closer to the right one.

Name three bands you like, then answer yes or no to its guesses until it works out what you are actually in the mood for.

Drive a golf ball absurd distances, upgrade the swing, repeat until the ball is leaving the atmosphere entirely.

Family Fortunes played against Google autocomplete, which turns out to be a bleaker and much funnier opponent than a studio audience.

Choose ten items in the right order and the cube blossoms into something absurd; choose the wrong order and it sulks at you.

Look at a scatter plot and guess its correlation coefficient. A statistics lecture disguised as a slot machine, and it works.

A daily video game identified from progressively less obscure screenshots, with six guesses and a genuinely cruel first frame.

Generates blobs, waves, stacked layers and low-poly grids as SVG, all of them tweakable and all free to export.

Vector halftone generator that rebuilds an image out of dots, lines or waves and exports it as clean SVG.

Tells you exactly when the space station will pass over your garden, and which direction to look.

Shoot the alien whose colour matches the hex code shown. Learning to read hex by sight is an accidental side effect.

Falling blocks rotated onto a hexagon and sped up, which sounds like a novelty and turns out to be genuinely hard.

Every event on Wikipedia plotted as a dot across fourteen billion years, filterable down to one category at a time.

Full-text search across every Hacker News story and comment, filterable by date and points. Find the thread where a famous project first appeared.

Spot the serif among the sans-serifs before the timer runs out. Ten seconds long and disproportionately stressful.

Overlays one country on another to scale, then works out how your life expectancy, income and odds of various things would change there.

Mocks up a screenshot of a conversation that never happened, for jokes and design mock-ups rather than anything serious.

Popular science headlines with the volume turned up, handy for the fact you half-remember reading somewhere.

Merge, split, compress, rotate, sign and convert PDFs from a single page. Covers nearly everything Acrobat charges a subscription for.

Warps a photograph through a draggable mesh, so faces melt by exactly as much as you decide they should.