概 概 gài Strokes13 Radical 木 — tree Made of 木 tree 既 already, since, then How it's builtPhono-semantic — one part hints at the meaning, another at the sound Play the animation More about the character 概
念 念 niàn Strokes8 Radical 心 — heart Made of 今 modern, current 心 heart How it's builtIdeograph — the meaning is built from its parts Play the animation