Answer:
What is yours but only used by others?
They're big and blue, and larger than seas
I like to take trips and solve problems, puzzles and riddles along the way. I am never alone because my monkey friend will always accompany me. Who am I?
Never swallowed but certainly chewed, tossed in the mouth but it is not food. What is it?
Fred and Wilma's child, named after a stone.
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.