課 means lesson; section and is a JLPT N2 kanji. It has 15 strokes and uses the words radical (言).
Stroke order · 15 strokes
On'yomi (音読み)
カ
Kun'yomi (訓読み)
—
Radical
言 · words
Strokes
15
How to remember 課
Where the results (果) of words (言) are measured — an office section, or a lesson in a book. 課長 (section chief), 第一課 (Lesson 1) — a familiar face from Minna no Nihongo.