What month of the year has 28 days?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

The more you take me, the more you leave me behind.
Who Am I?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

I make two people out of one. What am I?

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

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

Can you write down eight eights so that they add up to one thousand?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

What has many keys but can’t open a single lock?