Same brain. Same age.
Different wiring.
Children who receive rhythm training before age 7 develop measurably denser grey matter and thicker white matter tracts between hemispheres. These structural differences don't fade — they're still detectable on brain scans at age 70.
15 months of training. A lifetime of infrastructure.
Hyde et al., 2009 · Steele et al., 2013 · White-Schwoch et al., 2013
This only happens before age 7. After that, the window for this kind of structural change closes — permanently.
How it works
Three simple steps to rhythmic confidence.
Watch
The app shows a rhythm pattern with visual cues — pulses, highlights, and animations — so your child can see and feel the beat.
Tap Along
Your child taps the screen in time with the rhythm. The app detects every tap with millisecond precision and shows instant feedback.
Level Up
Scores reveal how accurate each tap was. As timing improves, new rhythms unlock — getting faster and more complex over time.
Can you feel the off-beat?
The click plays the beat — you tap the gaps, the "and" halfway between. Aim for the green pulse on the brain.
The metronome counts you in — then tap between the clicks.
Can you still hear the difference?
Two notes play, a hair apart — was the second higher or lower? The brain sweeps up or down to reveal it.
Two notes will play, close in pitch.
A semitone is 100 cents; trained ears resolve ~10. Bidelman & Krishnan, 2010
Name the musical word
Trained ears hear short note-patterns as words, not intervals. Hear the key, then a pattern — which one was it?
You'll hear the key, then a short pattern.
8 hours of rhythm games =
months of phonics instruction
vs control group
predictor of reading gains
The window closes at 7
Musicians who began training before age 7 outperform those who started after — even with the same total years of practice. Breakpoint analysis confirmed age 7 as the critical threshold.
A 40-year head start
Adults with childhood training process speech as fast as people 40 years younger. Hearing difficulty is the #1 modifiable dementia risk factor. Early training breaks the chain at the first link.
Not correlation. Causation.
Mediation analyses confirm each link. Tap one to hear what it means — the signal travels the same path the brain does, from a beat to the page.
Tap a link to play it
Rhythm precision compounds, step by step, into the ability to read. Each link is a skill you can hear.
Read the research
Rhythm predicts reading from 2 months old
A baby's ability to track rhythm at 2 months predicts their vocabulary size at age 2. The brain encodes rhythm months before it can process phonetics — rhythm is the scaffold that language is built on.
Every link in the chain, confirmed
Mediation analyses confirm each step of Rhythm → Timing → Pitch → Speech → Reading. French musicians who never learned Portuguese matched native speakers' neural encoding of Portuguese vowels — precision transfers automatically.
The app is coming — start now
Full iOS & Android apps land soon. Until then, the core exercises run right here in your browser — no download needed.