脳を鍛える図形パズル ！ブロック分け

脳を鍛える図形パズル ！ブロック分け is an education app by nullhouse with 10,000+ downloads (about 16K estimated). +35 installs in the last 7 days. Released Dec 22, 2019. Install growth, rank history, SDKs and ad networks.

From the store listing: “★ Easy-to-use graphic puzzles! The rules are simple! Trace the blocks and paint them to make the same shape! Upside down and inside out are also OK! Clear the stage if you paint correctly! ★ Play at your own pace during the gap time! There is no time limit, so you can easily play puzzles anytime, anywhere! Let's…”