---
title: "Lesson 88 · Major and minor triads · Piakno"
description: "Hear a triad, tell major from minor, and build it on the keyboard"
url: "https://piakno.com/course/piano-foundations/lesson/88"
lang: "en"
alternates:
  en: "https://piakno.com/course/piano-foundations/lesson/88.md"
  zh-Hans: "https://piakno.com/zh-Hans/course/piano-foundations/lesson/88.md"
  zh-Hant: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/88.md"
  ja: "https://piakno.com/ja/course/piano-foundations/lesson/88.md"
  ko: "https://piakno.com/ko/course/piano-foundations/lesson/88.md"
  es: "https://piakno.com/es/course/piano-foundations/lesson/88.md"
  de: "https://piakno.com/de/course/piano-foundations/lesson/88.md"
  pt-BR: "https://piakno.com/pt-BR/course/piano-foundations/lesson/88.md"
---

# Major and minor triads

> Hear a triad, tell major from minor, and build it on the keyboard

- [Piano Theory from Scratch](https://piakno.com/course/piano-foundations)
- [Previous · Transposing in a piece · changing color](https://piakno.com/course/piano-foundations/lesson/87)
- [Next · Chord inversions](https://piakno.com/course/piano-foundations/lesson/89)