The ocarina is easy to pick up — many kids learn it.
Tips
culture
Best known in Chinese pop culture from Taiwanese player 宗次郎 covers and the 《大鱼海棠》/Studio Ghibli soundtrack circuit. The instrument also features prominently in The Legend of Zelda: Ocarina of Time (《塞尔达传说·时之笛》), which uses 陶笛 in its Chinese title.
memory
陶 (clay/pottery) + 笛 (flute) — a clay flute. The character 陶 already tells you the material.