First place a bucket on the board, and wait for bad weather., When it rains, the bucket fills with water., It gets heavier and heavier and , lowers the board on one side., Consequently, the other end goes up, and lifts the pen into the pencil sharpener., The wind makes the blades at the top rotate., The cogs transfer the rotation and, make the sharpener spin and sharpen the pen..

7.3 Processes

印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?