Constellate
A real constellation is buried in a field of decoy stars — rotated to a random angle. Spot it, then test your memory and myth knowledge in two bonus rounds.
Play Constellate →Daily games
One fresh puzzle each, every day. Same puzzle for everyone — compare, share, and build a streak.
Constellate
Identify the constellation hidden among decoy stars, rotated to throw you off.
Mindlink
Sort sixteen science terms into four hidden groups. One mistake costs you.
Neuropath
Trace a single path that visits every node in the right order. No backtracking.
Lumen
Bend a laser through mirrors and prisms until the beam snaps into the target sensor.
Spectra
Read a mystery emission spectrum and guess which element burns behind those glowing lines.
Symmetry
Complete the mirror half of a crystal or snowflake — then watch it bloom when the pattern locks.
Things to play with, not to win
Open-ended interactive toys. No score, no clock — just physics and curiosity.
Gravity Well
Fling worlds into a star's pull and watch them orbit, slingshot, or fall in.
Event Horizon
Your cursor becomes a black hole — watch starlight bend and stretch through real gravitational lensing.
Murmuration
Hundreds of birds flock with three simple rules — move your cursor and become the hawk they flee.
Ripple
Tap a dark pond and watch ripples overlap into shimmering moiré interference patterns.
More labs are coming.
Deep-time sliders, neuron sandboxes, black-hole tours — the observatory keeps growing. Got an idea? The best ones come from readers.
Folder living is reserved for the next experiment.
A puzzle a day keeps the doom-scroll away.
Bookmark this page. Every daily game resets at midnight UTC — fresh for everyone, all at once.