If you were an even number, you could be evenly divided by two. You could be 88 keys on a piano or two drumsticks. What else could you be if you were an even number?有趣的數(shù)學(xué)繪本。語言表達(dá)方式上和繪畫風(fēng)格都趣味盎然!適合5歲以上閱讀。