Show HN: Teach your kids perfect pitch
BSharp is an open-source tool designed to help young children develop perfect pitch by associating musical chords with colors. Based on the Eguchi method, the app requires consistent, short practice sessions during the critical developmental window before age six.
Why it matters
Introduces a niche educational technology tool aimed at early childhood cognitive development.
Young children can acquire absolute (perfect) pitch — but adults cannot. The window closes around age 6. BSharp helps develop this ability using Eguchi's chord identification method.
The content is a technical project announcement and educational guide with no political or social bias.
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