How Big Can It Grow?

18 How Big Can It Grow? James found a nut in the park. He asked his friend Henry“ See this nut? Do you know how big it can become?" “ I don't know. ” said Henry. “ It can grow more than 30 metres tall. “ “ How can that be?" asked Henry. James said“ This nut comes from an oak tree. If we plant it in the ground, it will become a big oak tree which can stretch up to the sky. " “ That's amazing! ” said Henry. “ Let's plant it now! "

How can it grow so big?