Scale Trailby Backwerd Rhythm Shop
Forever free · No account

Major-scale field guide

Build the key.
Learn the path.

Turn key signatures into physical routes across the bars — the same shape whether you play marimba, xylophone, vibraphone, or bells.

Today’s key

Bbmajor

Key signature2 flats

TonicB♭

Build the Scale

Build the Bb major (2 flats) trail from tonic to octave.

In progress
  1. —Degree 1
  2. —Degree 2
  3. —Degree 3
  4. —Degree 4
  5. —Degree 5
  6. —Degree 6
  7. —Degree 7
  8. —Degree 8

Instrument map

Two-octave percussion keyboard

Tap bars or use keys 1–g

Your route Revealed✓ Correct× Try again
Anyone who opens the link gets this exact drill — same key, same exercise, same support level.

This device

Your local skill cards

No account, no cloud. Cards document learning evidence—not permanent mastery.

BbNot startedStart trailEbNot startedStart trailFNot startedStart trailCNot startedStart trailGNot startedStart trailDNot startedStart trailANot startedStart trail

Trail Atlas

Where you have travelled

Marks record what you completed and what you showed in play — they are different things, and this collection keeps them apart. Nothing here claims permanent mastery. Everything is stored on this device and clears with Reset local progress.

  • Not yet chartedFirst FootstepJourney completedComplete your first Finish the Trail journey.
  • Not yet chartedScale BuilderShown in playAnswer 4 Build the Scale questions correctly, across at least 2 keys.0 of 4 so far
  • Not yet chartedMissing-Step FinderShown in playAnswer 4 Missing Step questions correctly, across at least 2 keys.0 of 4 so far
  • Not yet chartedRoute RepairerShown in playAnswer 4 Wrong Turn questions correctly, across at least 2 keys.0 of 4 so far
  • Not yet chartedDegree DetectiveShown in playAnswer 4 Degree Hunt questions correctly, across at least 2 keys.0 of 4 so far
  • Not yet chartedThree-Key CompassShown across several routesAnswer correctly in each of the Trailhead Keys: C, F and G.0 of 3 so far
  • Not yet chartedRegional PathfinderShown across several routesAnswer correctly in all seven Regional keys: C, F, G, B♭, D, E♭ and A.0 of 7 so far
  • Not yet chartedFlatland CartographerShown across several routesAnswer correctly in F, B♭, E♭ and A♭, each spelled correctly.0 of 4 so far
  • Not yet chartedSharp-Side NavigatorShown across several routesAnswer correctly in G, D, A and E, each spelled correctly.0 of 4 so far
  • Not yet chartedCircle TravelerShown across several routesAnswer correctly in every supported major key.0 of 15 so far
  • Not yet chartedEnharmonic PassShown across several routesAnswer correctly in F♯ and G♭, spelled separately.0 of 2 so far
  • Not yet chartedTwelve-Key ExpeditionShown across several routesAnswer correctly in all twelve major key sounds, however they are spelled.0 of 12 so far
  • Not yet chartedFour Ways ForwardShown across several routesAnswer correctly at least once in all four question types.0 of 4 so far
  • Not yet chartedNo SignpostsShown in playAnswer 4 questions correctly at a support level that reduces bar labels.0 of 4 so far
  • Not yet chartedEpic JourneyJourney completedComplete a full Epic journey, all twelve stages.
  • Not yet chartedPerfect RouteShown in playComplete a journey with no incorrect answers and without revealing a route.
  • Not yet chartedLantern KeeperJourney completedComplete a Standard or Epic journey on Classic Trail.
  • Not yet chartedSeven BeaconsJourney completedComplete a Standard or Epic journey on Ocean Odyssey.
  • Not yet chartedHeart of the KeepJourney completedComplete a Standard or Epic journey on Medieval Quest.
  • Not yet chartedStar ChartJourney completedComplete a Standard or Epic journey on Cosmic Voyage.
  • Not yet chartedMany Roads HomeJourney completedCollect the story relic from every released story.0 of 4 so far