noun which may take the genitive case particle 'no'
for study; for learning; study (material)
Describes materials, tools, or resources intended for studying or learning. Often used as a modifier with の.
この学習用アプリはとても便利です。
This study app is very useful.
学習用の教材を探しています。
I'm looking for study materials.
Compound of 学習 (learning) + 用 (for the purpose of).