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Music Academy
Rhythm, listening, memory, and music-led learning modules.
Simple prompts guide you to the next best step.
Simple prompts guide you to the next best step.
Ages 2–18 cover rhythm, melody, listening, theory, composition, culture, production, and portfolio growth.
Music now connects to reading, math, science, language, flashcards, games, health, art, coding, and parent progress.
Lesson sounds, touch responses, instrument demos, haptic pulses, achievements, targets, and feedback sounds are ready.
11 sound families and 134 generated sound targets shape instrument-specific lessons.
Music Academy Studio
Age-aware music lessons for rhythm, instruments, theory, listening, composition, and portfolio growth across Koydo.
576lessons73instruments160sounds9principles
Sound-first pathListen, move, play, create, and reflect.
Every music lesson connects back to rhythm, theory, instruments, cross-subject transfer, and portfolio growth.
Full course
One path from body beat to portfolio-ready music making.
The course connects common music-learning building blocks with Koydo-built labs for instruments, theory, composition, hardware, production, cross-subject transfer, and portfolio evidence.
8modules4processes24bridges
Course quality gateEvery module has proof, not just a lesson title.
Coverage checks bind each station to a teaching method, sound or control proof, cross-subject bridge, and saved evidence target.
8stations40proofs9gates
8teaching method8true sound/control2instrument coverage2visual theory2functional pro controls2hardware/signal flow8cross-subject bridge2approved image assets6portfolio evidence
Body-first rhythm must start with movement, emit real body-percussion cues, and save evidence without requiring a camera.
Dalcroze / Orff sequencegenerated body cuemovement, math, readingcamera-free saved pattern
Dalcroze / Orff sequencePattern grids must play distinct instrument cues, connect arrays to rhythm, and export/save learner proof.
Kodaly pentatonic-firstdistinct cue auditpiano, xylophone, body, drumsarrays and materials
Instrument learning must cover the catalog by sound source, not just pictures or family names.
sound-first family sorting73 instruments133 generated sounds12 approved images
Theory must be heard and manipulated through visible relationships before it becomes terminology.
common + underbuilt theory viewsorbit, matrix, gravityheard intervals and progressionsgraphs, forces, writing
Composition must let learners create, compare versions, preserve motifs, and explain form choices.
constraint-first remixlayered arrangement playbackform and density mapnarrative, repetition, contrast
Signal-flow learning must trace source-to-ear hardware and produce audible before/after processing proof.
trace then turnfault trainerfilters and dynamicsbefore/after Web Audio
Mixer, patch, and amp controls must function as audible controls, not decorative UI.
one knob one ear12 control surfacespatch, amp, cabinet, roomaudit-measured controls
The course must end with private teach-back evidence instead of completion-only badges.
create-perform-respond-connectprivate artifactreplayed source artifactwriting and presentation
Module 1Beat, Body, and MeterAges 3-8
Feel steady beat, rests, tempo, meter, and groove with body-first tasks before symbolic rhythm names.
PerformRespond
Dalcroze body-as-meterOrff speech-to-body ladder
Learner keeps or echoes a four-beat body pattern and names one movement cue.
Open Body Beat
Module 2Instrument Pattern LabAges 5-10
Map piano, xylophone, and body percussion patterns to labeled beats and real instrument sounds.
PerformCreate
Kodaly pentatonic-firstlisten-move-play-name
Saved two-instrument loop with active beats and a parent-progress artifact.
Open Pattern LabModule 3Instrument Families and TimbreAges 5-18
Hear strings, winds, brass, percussion, keyboard, voice, and electronic instruments as families with roles.
RespondConnect
sound-first family sortingtimbre before taxonomy
Playable family atlas card naming sound source, timbre clue, first pattern, studio control, and cross-subject role.
Open Instrument AtlasModule 4Visual Theory and HarmonyAges 8-18
Use circle-of-fifths, Tonnetz-style neighborhoods, interval matrices, keyboard scale maps, and chord cards to hear key, scale, and harmony relationships.
RespondCreate
circle of fifthsscale-degree keyboardcontext-first interval matrix
Learner chooses a key, plays a progression or interval, and explains one chord or scale-degree function.
Open Theory Orbit / Interval MatrixModule 5Composition, Remix, and FormAges 8-18
Build short sections with rhythm, bass, harmony, melody, texture, and structure while comparing versions.
CreateRespond
constraint-first remixversion comparisonsection-based arrangement
Arrangement note with preserved source motif, section contrast, and changed layer density.
Open Composition LabModule 6Signal Flow and HardwareAges 8-18
Trace source, cable, preamp, EQ, compressor, interface, aux send, monitor controller, speaker, room, and ear.
ConnectRespond
trace then turnhardware before plugin
Signal-flow map naming each stage and one safe gain decision.
Open Signal Flow LabModule 7Mixer, Patch Bay, and AmplifierAges 10-18
Use professional control surfaces to shape mix balance, routing, synthesis, cabinet color, room, and safe output.
CreateConnect
one knob one earpatch before pluginloud is not better
Production decision card naming the control, audible result, and reason.
Open Mixer / Patch / Amp LabsModule 8Portfolio Recital and ReflectionAges 8-25
Package a performance, composition, mix, or theory artifact with reflection, next goal, and family-safe evidence.
PerformRespondConnect
create-perform-respond-connect loopteach-back reflection
Private portfolio artifact with performance or composition evidence and next-step reflection.
Open Portfolio RecitalA complete course should cycle through musician actions, not just facts or isolated drills.
Every module labels which process it exercises and asks for a portfolio-visible artifact.Browser music learning works when learners can immediately manipulate musical building blocks.
Koydo routes combine pattern grids, theory orbit, remix, and production labs instead of static lessons.Interval drills become more musical when learners can compare the same distance in isolation and inside a key, chord, and scale-degree function.
The Interval Matrix route pairs an interval trainer with a Tonnetz-style graph and contextual Web Audio playback.Most kids learn songs without learning how sound moves through microphones, cables, mixers, speakers, and rooms.
Production modules make hardware and signal flow part of music literacy, not a separate engineer-only topic.Music transfer becomes real when the lesson produces evidence in math, science, language, movement, or reflection.
Every module names cross-subject hooks and a concrete evidence artifact.Mission boardTurn the roadmap into listen, build, and explain lessons.
Each mission joins one proven music-learning method with a Koydo-built interaction, a professional studio bridge, and a cross-subject proof target.
8missions8sources
Mission 1Make the beat visible with your body.Common method
Listen
Hear a four-beat loop and tap only the steady pulse.
Build
Choose clap, stomp, snap, and rest cells to make a body pattern.
Explain
Name which movement carried the beat and which movement made the rhythm.
Method anchorDalcroze movement plus Orff speech rhythm
Professional bridgeConductor count-in, click track, and ensemble time feel.
Cross-subject proofPE locomotor pattern plus math grouping by fours.
Success checkLearner can keep pulse while changing one body sound.
Dalcroze USAGrounds body-first rhythm, purposeful movement, and music as felt motion.Open Music TheoryGrounds open theory sequence coverage across fundamentals, harmony, form, jazz, popular music, and orchestration.Ableton Learning MusicModels browser-native beats, notes, chords, basslines, and song-structure learning through direct manipulation.Chrome Music LabValidates browser-native Web Audio experiments for visible music concepts.Music BlocksSupports music as a microworld where code, rhythm, pitch, and composition meet.EarSketchSupports STEAM music learning through browser coding, DAW thinking, and composition.Ableton Learning SynthsModels tactile one-parameter-at-a-time sound design in a browser.MDN Web Audio APIGrounds Koydo's browser signal chains, nodes, routing, and live processing.
Lesson 1 of 4 - Pattern Lab
Lesson 1 of 4 - Pattern LabPiano + Xylophone Pattern Lab
Read simple rhythms, try instruments, and build short songs.
Pattern LabHear the instrument shape before naming it.
PianoTwo black-key map
Hear the keyboard shape, then use the teal keys below to place the piano pulse.
XylophonePentatonic answer
Hear the mallet answer, then use the coral keys below to add xylophone replies.
Tap keys to build the loop.
Each square is a beat. The top label is the beat number; the bottom label is the note target. Teal keys are piano, coral keys are xylophone.
Piano
Xylo
Build a rhythm together.
Start here: tap an instrument, then tap note beats below. Each active square plays its labeled note.
Mixer + amp lab
Mixer + amp labMix the lesson like a small studio.
Each channel is generated in Web Audio, then routed through real gain, filter, drive, pan, fader, delay, compressor, and master output nodes.
SourcePreampFilterDrivePanFaderDelayCompressorMaster
Processed signal monitorAnalyserNode scope - meter 0%
Body beatmovement source - pat clap stomp snap
Drum groovetime engine - kick snare hat
Bass ampharmony floor - root fifth octave
Mallet melodytune shape - C D E G A
Channel strip trainerShape tone, then control peaks.
Select one mixer channel, adjust low, mid, and high EQ, then set compression so the loud moments sit in the mix without chasing volume.
Automation laneDraw control movement over time.
Opens and closes the mallet melody filter so learners hear bright versus covered tone over time.
Synth + sampler patch bay
Synth + sampler patch bayRoute a sound like a real studio patch.
Pick a source, patch the route, then hear filter, envelope, LFO, delay, and amp-drive stages change the signal.
sourceLFOfilterenvelopemaster
Amplifier + cabinet lab
Amplifier + cabinet labMake the speaker color the sound, not just louder.
Preamp gain, tone, cabinet filtering, room reflections, limiting, and master level all change the final sound that reaches the ear.
preampdrivetonecabinetroomlimitermaster
Signal flow hardware lab
Signal flow hardware labTrace the cable before turning the knob.
Choose a source and hardware path, then hear preamp gain, high-pass EQ, compression, aux ambience, pan, monitor level, and limiter protection as one routed system.
Hardware fault trainerReference
Voice micXLRpreampinterfaceclean checkplacement checkhigh-pass EQcompressoraux sendmonitor controlspeakerear
Interface output meter0% after limiter
Meridian + Cortex
Every music action routes back into Koydo.
13nodes13links19activities3palettes
Math fractions, Games timing, Body Beat Mirror
Science of sound, Art studio, Culture map
Reading prosody, Flashcards, Meridian review
Story scoring, Coding loops, Portfolio recital
Everyday Tutor, Parent progress, Quest routing
Story Time, AI Tutor rereading, Parent progress
Flashcards, FSRS review, Strategy reflection
Rewards, Haptics, Non-shaming retry loops
Coding, Sequence repair, Loop reasoning
Health routines, Haptics, Transition practice
History/Civics, Culture map, Source cards
Sound Painting, Graphic notation, Portfolio
Parent progress, Portfolio recital, Mobile sync
Everyday Tutor should keep the learner in guided practice until one loop is saved. Next learning move: Piano and Xylophone Pattern Lab. Tap palette: Studio Soft Five.
Production course
Sound travels through hardware before it reaches the ear.
9units47hardware items12surfaces
Signal pathSource to ear as one traceable system.
Control surfaceProfessional knobs and meters made learnable.
sourcemicrophonecablepreampmixereffectsamplifierspeakerroomear
Hear how vibration becomes pitch, noise, and timbre before any mixer is involved.
voicestringdrum headpickup
Attack-shape card with one source, one material, and one listening clue.Understand why quiet microphone signals need clean gain before mixing.
dynamic microphonecondenser microphoneXLR cableaudio interface preamp
Gain staging note with quiet, clear, distorted, and feedback-fixed examples.Trace a sound from input hardware through preamp, EQ, compressor, interface, aux send, monitors, and headphones.
XLR cableDI boxaudio interfacemonitor controller
Signal-flow map naming every stage, one feedback fix, and one safe gain decision.Route one sound through filter, drive, pan, fader, and mute or solo decisions.
mixerchannel striplow shelf EQmid peaking EQ
Mix decision card naming the control, audible result, and reason.Use delay, compression, saturation, and filtering to shape the same musical idea responsibly.
delay pedalcompressorampeffects rack
Dry/wet comparison with one production choice that supports the composition.Connect the final electrical signal to moving speakers, room reflections, and hearing safety.
power amplifierstudio monitorPA speakerheadphones
Safe-listening checklist with master level, listening device, and room note.Separate performance data from audio signal, then automate one musical parameter over time.
MIDI keyboardpad controllercontrol surfacecomputer
Automation lane sketch with start value, end value, and musical purpose.Build an original sound by choosing a source, routing modules, and explaining how each stage changes the signal.
synthesizersamplerpatch bayLFO
Patch note with source, route, parameter move, and audible result.Shape a source through preamp gain, tone stack, cabinet filtering, room reflections, limiting, and safe master level.
preampspeaker cabinettone stackroom reflections
Amp tone card with cabinet, gain, tone, room, and safe-listening decision.Control surfacesProfessional tools made learnable
GainNode, StereoPannerNode, BiquadFilterNode, WaveShaperNode, DelayNode, DynamicsCompressorNode
Open MixerBiquadFilterNode lowshelf, BiquadFilterNode peaking, BiquadFilterNode highshelf, DynamicsCompressorNode, StereoPannerNode, GainNode
Open Channel StripAnalyserNode with canvas waveform drawing
Open OscilloscopeAudioParam.setValueCurveAtTime on GainNode, BiquadFilterNode, StereoPannerNode, or DelayNode send gain
Open Automation LaneGainNode into WaveShaperNode plus master output gain
Open Amplifierexplicit Web Audio node graph and signal-chain labels
Open Patch BayGainNode fault stage, WaveShaperNode clipping, OscillatorNode rumble, BiquadFilterNode, DynamicsCompressorNode, DelayNode, StereoPannerNode, and AnalyserNode
Open Signal Flow RackWeb Audio source and processing graph ending in a safe master destination
Open Audio InterfaceOscillatorNode feedback tone, BiquadFilterNode notch, GainNode monitor stage, and DynamicsCompressorNode limiter
Open Feedback TrainerOscillatorNode, BiquadFilterNode, GainNode envelope, and LFO-routed AudioParam modulation
Open SynthesizerAudioBufferSourceNode feeding the patch-bay filter, envelope, delay, and drive chain
Open SamplerWaveShaperNode, BiquadFilterNode tone stack, ConvolverNode room impulse, DynamicsCompressorNode limiter
Open Cabinet + RoomCommon methodOne Knob, One Ear
Change one parameter at a time so the ear learns causality.
Koydo-built methodSignal Before Song
Teach microphones, cables, preamps, and speakers as a physical system before DAW shortcuts.
Koydo-built methodVisual Ear Loop
Pair waveform feedback with listening so production is not invisible magic.
Common methodCurve as Performance
Automation turns a control move into a repeatable musical performance over time.
Common methodTone Then Dynamics
A channel strip works best when learners first shape frequency balance, then control dynamic peaks without mistaking compression for loudness.
Common methodRights-Safe Reference Listening
Borrow general ideas such as brightness or space without copying recordings, melodies, or arrangements.
Koydo-built methodPatch Before Plugin
Learners understand modern plugins faster when they first trace source, route, modulation, and output as a signal graph.
Koydo-built methodLoud Is Not Better
Amplifier lessons should separate tone color from unsafe volume chasing.
Koydo-built methodTrace Then Turn
A learner should trace where the signal is going before changing knobs, because hardware mistakes are usually routing mistakes first.
Koydo-built methodFault Before Fix
Real studio learning improves when learners hear a broken hardware state, identify the stage, and only then apply the fix.
Koydo-built methodPlacement Before EQ
Feedback is usually an acoustic routing problem before it is an EQ problem; kids should move the microphone and speaker path before cutting frequencies.
Instrument pathways
Every family gets sound-first lessons.
Ear mapCompare instrument families by sound, touch, and role.
Voicevoice
Echo a two-note shape, move the hand with the contour, then invent an answer.
2-4 / 5-6 / 7-9 / 10-13 / 14-18 / 19-25
Body Percussionbody and found sound
Tap knees, clap hands, pat shoulders, then build a four-beat pattern.
2-4 / 5-6 / 7-9 / 10-13
Pianokeyboard
Find groups of two black keys, play high/low, then echo a three-note pattern.
5-6 / 7-9 / 10-13 / 14-18 / 19-25
Ukuleleplucked strings
Strum open strings, mute strings, then play a one-finger chord shape.
5-6 / 7-9 / 10-13Recorderwoodwinds
Breathe warm air, cover one hole, then play a soft two-note answer.
5-6 / 7-9 / 10-13
Drum Kitpercussion
Kick on one and three, snare on two and four, hi-hat steady eighths.
7-9 / 10-13 / 14-18 / 19-25
Xylophonemallet percussion
Play low to high, remove bars for pentatonic play, then compose a four-note answer.
2-4 / 5-6 / 7-9Step Sequencerelectronic and production
Turn steps on and off, hear the loop, then change one variable at a time.
7-9 / 10-13 / 14-18 / 19-25
Harpplucked strings
Sweep low to high, then build a broken-chord pattern from three safe notes.
7-9 / 10-13 / 14-18 / 19-25Saxophonewoodwinds
Hear reed start, mellow sustain, and bent-note expression before fingerings.
10-13 / 14-18 / 19-25French Hornbrass
Hear warm horn calls, then answer a soft long-short-long phrase.
10-13 / 14-18 / 19-25Vibraphonemallet percussion
Hear metal bars and tremolo shimmer, then compare dry and sustained notes.
10-13 / 14-18 / 19-25Hear it firstGordon-style audiation and ear-before-label sequencing.
Hear it firstMove it firstDalcroze movement and body pulse before notation.
Play it firstOrff-style mallet, voice, rhythm, and improvisation tasks.
Sing it firstKodaly voice-first pitch and pattern memory.
Ages 3-6: 4 units and 16 lessons. Hear, move, echo, and choose sounds before notation or theory vocabulary gets heavy.
Ages 7-9: 4 units and 16 lessons. Turn beat, notes, instruments, and short songs into readable and playable patterns.
Ages 10-13: 4 units and 16 lessons. Build functional theory through ear training, notation, composition, analysis, and remix tasks.
Ages 14-18: 4 units and 16 lessons. Use theory as a practical language for analysis, ear training, composition, production, and portfolio evidence.
Ages 19-25: 4 units and 12 lessons. Turn musicianship into independent practice, advanced analysis, arranging, production workflow, teaching explanations, and portfolio-ready projects.