Bridle
It's called a Tiara. Some brides will wear the Tiara or perhaps flowers instead. 'Tiara' is pronounced (Te ara) A veil
The thing on the angel's head is called a halo.
it is called the crest
he wears it because he is a ship mechanic and owns a ship
No he does not; the only thing he wears on his head would be his wig.
The thing on top of Toad's head is called a Mush.
it is called a death mask
An apple fell on his head and wonder why it was pulled to earth
A "lure".
The tall and pointed head gear is called a mitre while the small 'beanie-like' cap he wears on the back of his head is called a zucchetto.
Newton's amazing conceptions of the laws was inspired by an apple hitting him on the head which gave him an accurate conception about an invisible force called gravity.