

しろくまは北極に住んでいます。
しろくまはかわいく見えるけど、実はとても危ないんだよ。
氷が減って、しろくまの数が少なくなっているそうです。
"しろくま(白熊)" is in the lesson "Dangerous animals" (Level 9), along with 16 other useful words. LinDuo has 180 topic lessons like this one, 2,379 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.