Answer:
What starts with a T ends with a T and is full of T?
What has keys but no locks, Space but no room, You can enter but you canβt exit.
What is always on its way but never arrives?
One am I, among six others: Largest, smallest, cold, dark and two brothers
What has a head and a tail but no body?
What is big and yellow and comes in the morning, to brighten mom's day?