You're fast asleep, and nothing is happening. Or is it? In fact, your body is hard at work. Your lungs are taking oxygen from the air, and your heart is pumping blood round your body. Millions o…
Mulailah petualangan menjelajahi tubuh manusia, mulai dari otakmu yang cemerlang hingga jari kakimu yang mudah geli! Berisi informasi menarik serta poster sistem tubuh ukuran besar, inilah pengetah…