Definitions
Too is an adverb that means more than what is needed or desired. It can also mean also or in addition.
Example
The coffee is too hot to drink.
Example
I ate too much food at the party.
Example
She wants to come too.
To is a preposition that is used to indicate direction, location, or position. It can also be used to indicate a limit or an endpoint.
Example
I want to go home.
Example
The cat jumped from the roof to the ground.
Example
He gave the book to me.
Two is a number that comes after one and before three.
Example
I have two apples.
Example
They have two children.
Example
We will meet at two o'clock.
Tips To Remember the Differences
Here are a few tips to easily distinguish the difference between these words while keeping in mind the description we've provided:
To remember the difference between too, to, and two, you could associate too with 'more than enough', to with 'direction or position', and two with the number 2.
Remember this!
Remember, too means more than enough, to indicates direction or position, and two is the number 2.