---
title: "Lesson 52 · Seconds and thirds · Piakno"
description: "Hear two notes and tell a second from a third"
url: "https://piakno.com/course/piano-foundations/lesson/52"
lang: "en"
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---

# Seconds and thirds

> Hear two notes and tell a second from a third

- [Piano Theory from Scratch](https://piakno.com/course/piano-foundations)
- [Previous · Joined arpeggios in a piece](https://piakno.com/course/piano-foundations/lesson/51)
- [Next · Fourths and fifths](https://piakno.com/course/piano-foundations/lesson/53)