For example, they have been studying about volume recently, learning to calculate the volume of a cylinder, so Mama Wang made some cylinders that Wang Peng could touch and feel. Such physical objects allow Wang Peng to really understand what is meant by concepts such as length, width, height and thickness.
像王芃最近在學體積，要算柱子的體積，王媽媽就做個柱子讓王芃摸，讓她真正瞭解，什麼是長、寬、高，什麼是厚度。用手讀書