Looking for a place to stay now that winter is here? Welcome to Jolly McFreeze's freshly-baked, three dimensional gingerbread house! Resist any temptation to lick the walls during your stay.
Lightning strikes and rain pours down; strange creatures lurk around. They softly whisper, faces blue: "The man in the moon is watching you!" CSS filters and keyframe animations are just a few of the techniques used to create this spooky HTML scene. ?
A revolutionary breakthrough in avatar technology, Avatar-In-A-Box allows you to study your Khan Academy avatar from the inside out simply by moving your mouse! Derived from 100% organic SVG. Some assembly required.
The Calculosaurus is the only dinosaur in pre-history made entirely of math symbols. It is often unable to maintain homeostasis when attempting to divide by zero, as the paradoxical nature of the very concept will cause it to jitter uncontrollably.
The ecological interactions between bees and flowers are a classic example of mutualistic symbiosis. They may seem small, but humans could not exist without them. Be a bee for a while – explore a field of colorful flowers!
The Easter Bunny seems to have gone all out this year. These magical Easter eggs can levitate and come in multiple designs and colors! Learn how a single shape can be used to construct a three-dimensional egg. Or just sit and stare at them for a while. Happy Easter!
With only four lines of code, it creates chaos, brings mayhem, and strikes fear into the hearts of webpages all over the World Wide Web. All who are unfortunate enough to stand in its path are swept away to become lost in an apocalyptic world of another dimension. Behold... the CSS Tornado!
Animated logo requested by Khan Academy user Infinity Runner, featuring a sinusoid, a parametric equation, and repeating modulus rainbows! Featured in games such as BLOCK and Domino Brainer, this logo was even made into a custom T-shirt!