🎮 game of the day
Every hobby gets a game. Some are puzzles, some are quizzes, some are just strange little things I made at 2am.
Aurora APRS Mapper
Classify incoming APRS packets on a dark aurora map — identify balloons, ground stations, aircraft, and interference to track a stratospheric balloon.
Ground Truth
Metal Detecting Mar 20Deploy geophones, analyze seismic waveforms, and triangulate the epicenter of hidden underground events.
Cat's Whisker Calibration
Crystal Radio Restoration Mar 19Find hot spots on a galena crystal by dragging the whisker and locking clear signals.
Chain Stitch
Coptic Stitch Flight Logbook Binding Mar 15Path-drawing puzzle where you trace Coptic bookbinding stitches to bind a flight logbook.
Shape the Silence
Bonsai Mar 13Prune branches to match the target silhouette. Every cut is permanent — contemplate before you snip.
Crease Logic
Origami Engineering Mar 8Solve origami crease patterns by toggling folds to satisfy Maekawa's Theorem.
Grit & Spin
Rock Tumbling Mar 7Control tumbler speed to polish rocks through grit stages while avoiding cracks.
Carve & Press
Linocut Printmaking Mar 6Carve linoleum blocks and pull prints — but remember, the image comes out mirrored!
Burn Control
Pyrography Mar 5Press and hold to burn wood to the perfect shade. Master the art of pyrography timing.
Crossdate
Dendrochronology Core Sampling Mar 5Match tree ring patterns by dragging core samples to align them. Date 5 samples using real dendrochronology crossdating technique.
Ebru Flow
Paper Marbling (Ebru) Mar 3Create beautiful marbled patterns by dropping ink and swirling it through water. Use stylus or comb tools to craft flowing designs.
Movement Breakdown
Mechanical Watch Disassembly Mar 2Carefully disassemble a mechanical watch movement by removing parts in the correct order. Delicate parts require slow, steady hands.
Kettle Stitch
Bookbinding Mar 1Thread your way through traditional bookbinding stitch patterns. Drag the golden thread through holes in the correct sequence to bind signatures together.
Golden Seams
Kintsugi Feb 28Trace gold lacquer along cracks in broken pottery. Embrace imperfection in this meditative kintsugi experience.
Escapement Rhythm
Mechanical Watch Disassembly Feb 27Mechanical Watch Disassembly
Harmonic Resonance Tuner
Harmonic Telegraph Key Restoration Feb 26Restore vintage telegraph keys by tuning them to precise harmonic frequencies using ear and oscilloscope.
Coil Tender
Guitar Pickup Winding Feb 24Wind copper wire onto a guitar pickup bobbin while maintaining perfect tension. Too fast and the wire snaps, too slow and the coil goes microphonic!
Curve Engraver
Roasting Profile Curve Engraving Feb 22Engrave roasting profile curves onto metal plates by tracing temperature over time.
Cathode Preflight
Nixie Tube Flight Instrument Clocks Feb 20Calibrate vintage nixie tube flight instruments by dragging to match target readings before takeoff.
Brass Ear
Cylinder Music Box Transcription Punching Feb 19Listen to a music box melody and punch pins onto a cylinder to recreate it.
Flow State
Fountain Pen Restoration Feb 10Calibrate vintage fountain pen nibs by adjusting tine gap, feed depth, and ink saturation to achieve perfect ink flow.
Flightpath Loop Drums
Flightpath Zoetrope Drums Feb 9Match aviation waypoint patterns on a spinning zoetrope drum machine
Orbital Alert
Orbital Decay Audio Notifications Feb 8Listen to satellite decay tones and drag them to the correct priority zone before they burn up.
Colour Cadence Trails
Choir Pitch Lightpainting Feb 3Conduct with the mouse to trace neon pitch trails, lock the correct chord colours, and clear decoy noise in a 2-minute score chase.
Lobe Matchdown
Antenna Pattern Chess Set Jan 27Rotate the polar pattern to match each chess-piece silhouette and lock in for points before the timer runs out.
Baton Blend Rush
Pitch-Tracking Conductor Baton Jan 23Move the baton to correct pitch drift and tap beats to keep harmony alive.
Beacon Forker
Morse Chess Tactics Beacon Jan 12Chess fork puzzle — find where the knight forks two pieces. Morse code beeps hint at the answer square.
Aurora Chorus Sync
Aurora Chorus Sonified Timelapse Jan 2Rhythm game — tap falling aurora pulses in sync with VLF chorus chirps across three frequency lanes. Chain combos for bonus points under the northern lights.
Beat Error
Calibrate mechanical watch movements by adjusting the regulator to match the target beat rate.
Escapement Calibrator
Orrery Clockwork Escapement Printing Feb 17Calibrate the orrery escapement, align planets, and print for points.
Hidden Linkage
Puzzle Box Mechanism Design Feb 16Drag sliding panels in the correct sequence to unlock a puzzle box and uncover hidden dependencies.
Harmonic Ecology
Generative Soundscape Composition Feb 11Manage a living soundscape ecosystem by balancing drones, textures, and pulses. Keep harmony for 90 seconds to win.
Knight's Tour VFR Planner
VFR Knight's Tour Grid Flights Feb 2Plan a knight's tour across a VFR chart grid while weather and fuel constraints tighten the puzzle.
Gust and Chord
METAR Chord Briefings Feb 1Weather music quiz — decode wind speed, gust factor, and cloud ceiling from musical chords across 10 METAR briefing rounds.
Drift-Align
Star-Drift Compass Calibration Cards Jan 28Align star trails to true north and print compass cards while dodging magnetic deviation.
Doppler Drift Arp
Propeller Doppler Arpeggiator Jan 22Time a flyby capture, draw the pitch curve, and hear your arpeggio.
Hold Pattern Groove
Holding-Pattern Polyrhythm Loops Jan 21Polyrhythm tapping — two circular tracks with airplane beats at different rates. Tap when they align at the bottom. 8 rounds of increasingly complex ratios.
Spike Shift
Knight Aperture Star Spikes Jan 20Optical alignment puzzle — drag and rotate aperture mask bars to align diffraction spikes with the target star pattern. Score on angle accuracy across 8 rounds.
Skytrace Pathwright
APRS Skytrace Sculptures Jan 14APRS position reports appear as dots on a map. Connect them in timestamp order by tapping sequentially — wrong order means penalties, speed earns bonuses. As rounds progress, more dots appear and decoy callsigns creep in.
Lobe Lantern Lab
Antenna Lobe Lanterns Jan 13Rotate and sweep a virtual antenna to match a target pattern, then print the lantern for score.
METAR Chord Decoder
METAR Chord Briefings Jan 9Decode real-format METAR weather reports segment by segment — wind, visibility, clouds, temperature, altimeter. Correct answers build a musical chord; wrong answers play dissonance. 5 METARs per game, scored by accuracy and speed.
Morse Trail Stacker
Morse Beacon Star-Trail Lightpainting Jan 8A rhythm/pattern game — watch and listen to morse code patterns, then replicate them by tapping (dit) and holding (dah). Correct sequences build a star trail visualization. Progressive difficulty from single letters to words.
Charting the Invisible
Airborne RF Shadow Cartography Jan 7Fly a foam wing over terrain to triangulate hidden RF sources. The signal meter reacts as you get closer — drag to fly, tap to drop markers. Minesweeper meets radio direction-finding across 5 rounds of increasing difficulty.
Mapping the Park
Foam-Wing Orthomosaic Mapping Jan 6Plan a foam-wing drone's flight path over a park, placing waypoints for overlapping photo coverage. Manage limited battery, fight wind drift, and map as much terrain as possible.
Carving the Airwaves into Light
RF Waterfall Lithophanes Jan 5A sculpting puzzle — draw on a pixel grid to match RF waterfall signal patterns and carve lithophanes from radio waves. Score based on pattern accuracy across 5 rounds.
Grain Cloud Composer
Generative Soundscape Composition Jan 1An interactive granular synthesis toy where you scatter sound grains across a 2D canvas by drawing, adjusting pitch, density, and stereo spread to create evolving ambient textures.
Burst Calculator Challenge
Stratospheric Balloon Telemetry Dec 31Multi-round science puzzle — dial in the perfect helium fill volume for each balloon launch scenario. Score based on how close your burst altitude is to the target. 8 rounds with increasing difficulty: wind, heavy payloads, and nighttime cooling.
Feel the Pins
A lockpicking simulation where you apply tension and feel for the binding pin to pick a lock.
Steady Wraps
Fly Tying Mar 23Control thread tension while wrapping a fly fishing lure.
Mirror Maker
Telescope Mirror Grinding Mar 22Grind a telescope mirror blank into a perfect parabola using careful strokes. Read Foucault test shadows to diagnose the surface.
Sensor Calibration
Weather Station Building Mar 18Calibrate weather station instruments by adjusting dials to match reference values before they drift out of tolerance.
Blueprint Exposure
Cyanotype Printing Mar 17Time the perfect cyanotype exposure — pull the print when the Prussian blue reaches the target depth.
Signal Hunter
Shortwave Listening Mar 16Tune shortwave bands to lock distant stations before propagation shifts.
Thock Tuner
Mechanical Keyboard Building Mar 14Calibrate your ears to match keyboard sound profiles by adjusting sliders.
Tension & Touch
Lockpicking Mar 12Feel your way through a lock — probe pins, hold tension, and sense the binding order to pick the lock before time runs out.
The Pull
Analog Film Photography Development Mar 11Time the perfect moment to pull photographic prints from the developer tray. Watch images emerge and pull at optimal density.
Slide Calibrator
Slide Rule Collecting Mar 10Drag a vintage slide rule to solve multiplication problems. Align scales accurately for bonus points!
The Turning Point
Pen Turning Mar 10Shape wooden pen blanks on a virtual lathe by dragging your cutting tool. Match the target profile without hitting the brass tube inside!
Waggle Dance Decoder
Beekeeping Mar 9Watch the scout bee's waggle dance and decode where the flowers are! Learn real bee communication science.
Stone & Steel
Knife Sharpening Mar 4Sharpen your blade by swiping at the perfect angle through 4 grit stages, then prove your edge with the paper test.
Spore Match
Mushroom Foraging & Spore Printing Feb 27Mushroom Foraging & Spore Printing
Voicing the Void
Theremin Circuit Voicing Feb 25Guide your hand through electromagnetic gates, matching pitch and volume to lock each frequency zone in this theremin-inspired calibration challenge.
Threshold Guardian
Fermentation Sensor Logging Feb 23Monitor fermentation vessels and keep sensor readings in safe zones by adjusting thresholds and venting when critical.
Score & Bake
Sourdough Bread Baking Feb 21Trace slash patterns on sourdough loaves with confident strokes. Accuracy, smoothness, and speed determine your score!
Vane Calibration
Mechanical Weather Vane Instruments Feb 18Rotate interconnected brass gears to align a mechanical weather vane with shifting wind directions.
Signal Lock
Stratospheric Balloon Telemetry Feb 15Track a stratospheric balloon's drifting radio signal by tuning your receiver dial. Stay locked to receive telemetry packets before burst altitude.
Lunar Light Sorter
Lithophane Lunar Phase Calendars Feb 14Hold lithophane panels to reveal moon phases and drag them into lunar cycle order before they fade.
Tension Feel
Lockpicking Feb 13A lockpicking simulation where you adjust tension and feel for binding pins to pick the lock.
Lissajous Faces
Oscilloscope Art Portraiture Feb 12Match oscilloscope patterns by tuning frequency and phase knobs to trace a portrait.
Ping-Triggered Stacks
Meteor-Scatter Shutter Triggers Feb 7Click on meteor pings in the waterfall to stack frames and avoid wider fake pings that blur your stack.
Lighttrail Tactics
Chess Move Lighttrail Journaling Feb 5Trace the correct chess move with a glowing line before time runs out, avoiding the previous trail.
Telemetry Chord Descent
Stratospheric Telemetry Chord Maps Jan 31Match three telemetry dials to a scrolling balloon trace while chord cues play; keep accuracy to avoid an early burst.
Stellar Groove Matcher
Stellar Spectrum Music Box Discs Jan 29A rotating music box disc plays notes when pegs cross the playhead. Listen to the target melody, then tap to place pegs and recreate it. 8 rounds of increasing difficulty — match the groove!
Horizon Stitcher
Stratospheric Telemetry Panorama Stitching Jan 26Drag and rotate telemetry photo tiles into the correct order around a horizon ring before the battery runs out.
ATIS Choir Cadence
ATIS Choir Harmonization Jan 20Assign scrolling ATIS syllables to SATB lanes in rhythm before the briefing ends.
Touch the Chord
Chord Spectrogram Relief Tiles Jan 18Music identification quiz — hear a chord, read its spectrogram relief tile, and tap the correct name. 12 rounds of major, minor, diminished & augmented chords.
Track Ribbon Relief
VFR Track Relief Printing Jan 11Topographic puzzle — draw a VFR flight route that follows terrain at safe altitude. Score points for following valleys, lose points for clipping peaks, and earn bonuses for hitting waypoints across 5 procedurally generated maps.
Skip Pattern Memory
Memorize ionospheric propagation patterns on a chessboard grid, then recreate them. Watch out for the skip zone!
Spore Print Match
Match mushrooms to their spore prints by remembering the preview animation. Drag and drop to identify species!
Spore Tracer
Trace gill patterns from center outward to create spore prints and identify mushrooms.
Hiss to Harmony
Generative Soundscape Composition Feb 6Place absorbing and reflecting panels in a top-down room grid to transform harsh noise into a pleasant ambience matching a target mood.
Knight's Canon Chase
Knight's Tour Choral Canons Feb 4Click a knight's tour in time with the beat and match the solfege to build a four-voice canon.
Radial Rush
QSO Radial VOR Dial Coasters Jan 30Rotate a VOR dial to match incoming QSO bearings before the signal fades, with ragchew memory bursts.
Windchime Morse Mixer
Callsign Morse Windchime Mobile Jan 25Match a drifting Morse callsign by clicking the windchime with the right timing as the wind stretches time units.
Stitch the Signals
Morse Waypoint Flightpath Embroidery Jan 24Trace a flight path, then tap Morse to log each waypoint with the right altitude colour band.
Zugzwang Cadence Sprint
Zugzwang Cadence Etudes Jan 24Match a tension-sounding chord loop to the chess position that fits it, then tap the tempo for bonus points.
Starboard Knight
Knight’s Tour Starfield Mosaic Jan 19Tap valid knight moves across a starfield grid to visit every star tile exactly once. Visited cells light up as a glowing mosaic. Progressive difficulty from 5×5 to 7×7 boards with timer bonuses.
Arc Logger
QSO Constellation Overlays Jan 18QSO Constellation Overlays — memorize star colors by frequency band, then draw arcs connecting matching pairs. Overlapping arcs cost points. 6 rounds of increasing difficulty.
Grain Drift
Generative Soundscape Composition Jan 17Meditative collection game — glowing grains drift across the screen, each with a pitch. Tap grains that match the target chord to build harmony. Wrong grains add dissonance. 6 rounds.
Hiss Harmonizer
Generative Soundscape Composition Jan 16Sound matching puzzle — drag a 2D filter control through a noisy signal to isolate hidden tones. X sets frequency, Y sets resonance. Find and crystallize every hidden tone to score.
Canon Clicker
Morse Canon Choir Loops Jan 15Musical canon puzzle — replay morse melodies offset in time. Simon Says meets musical rounds with colored wave voices.
Sky Ink Loops
RC Light-Trace Calligraphy Jan 10Trace faint calligraphy patterns with a glowing light trail. Score by accuracy and coverage across six progressive rounds while wind pushes your brush off course.
Grain Cloud Conductor
Generative Soundscape Composition Jan 4A conducting game where you control a granular synthesis engine with swiping gestures. Match audience mood targets across 5 rounds of increasing difficulty.
Teaching the Static to Breathe
Generative Soundscape Composition Jan 3Audio mixing puzzle — listen to a target soundscape, then drag sliders to recreate the biophony, geophony, and anthropophony mix from memory. Score by accuracy and speed across 7 rounds.
Nib Flex Synth
Draw pressure-sensitive waveforms that control a live synthesizer. Match the target sound by tracing with the right flex.
Thermal Ears
Drag a glider across the sky and listen for invisible thermals, logging their cores by sound alone.