Birthday Cake OnlineCreative & WeirdBirthday Cake Online—build a cake in the browser and blow out candles with your microphone.
GapminderScience & EducationDollar Street (Gapminder)—homes worldwide photographed and sorted by income.
Online Typing Racing GameIndie GamesTypeRacer—race other players by typing the same passage as fast as you can.
Kan ik een korte broek aan? - nee!RelaxationDutch site answering whether you can wear shorts today—usually blunt about the weather.
Seismic ExplorerScience & EducationSeismic Explorer—interactive map of earthquakes for learning about seismic activity.
Live Satellite TrackingFun GeographySatellite Map—live visualization of satellites in orbit around Earth.
Bamboo CicadaNostalgia & RetroBamboo Cicada—hold and spin to play sampled bamboo-toy cicada sounds; faster spin, louder buzz.
Prehistoric Animal MuseumMuseums & ArtA gentle 3D museum where kids and grown-ups can explore 18 prehistoric animals from land, sky, and sea, with interactive models, size comparison, and parent-friendly fact sheets.
ClickclickclickPractical Tools128 click achievements on one page—try odd clicks until the list fills up.
TesttubegamesScience & EducationTest Tube Games—playful physics and science games for learning by poking simulations.
Kuku Kube Game |Kuku-Kube|Practical ToolsKuku Kube—find the slightly different color tile as boards get harder.
The Zen ZoneRelaxationThe Zen Zone—small, oddly satisfying mini activities to calm down for a minute.
Old photos of the EarthGeography & AstronomyInteractive Earth / plate-motion view with historical imagery on yunser’s 3D app page.
Chinese Color Cheat sheetCreative ToolsChinese traditional colors cheat sheet—600+ named hues with values and naming notes.
Draw A FishIndie GamesDraw a Fish—sketch a fish and release it into a shared aquarium with others’ drawings.