Each, every and all π

These words talk about the whole group. But they are used in different ways.
Every + singular noun
Every looks at the whole group. It is followed by a singular noun and a singular verb.
Every student has a book.
I work every day.
Each + singular noun
Each looks at the members of the group one by one. We often use it with small groups.
Each child got a present.
There are two doors. Each door is red.
All + plural or uncountable noun
All is followed by a plural noun and a plural verb, or by an uncountable noun.
All students have a book.
All the milk is gone.
Every day or all day?
I work every day. (Monday, Tuesday, Wednesday ...)
I worked all day. (from morning to evening)
β Every students have a book.
β Every student has a book.
β All student are here.
β All the students are here.