I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

What month of the year has 28 days?

If an electric train is travelling south, then which way is the smoke going?

I’m tall when I’m young, and I’m short when I’m old. What am I?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

The dirtier I get, the whiter I look. Who am I?

Before Mount Everest was discovered, what was the highest mountain in the world?

What jumps when it walks and sits when it stands?

The more of this there is, the less you see. What is it?