A fifth grader will answer these questions, how about you?

A fifth grader will answer these questions, how about you?
Not every adult can boast of the good knowledge that children receive while studying at school. A fifth grader would clearly answer these 30 questions. Can you prove that you know no less than a teenager? Or didn't you go to school?
If at school you did well in all subjects and never let go of your textbooks, then this test will be very easy for you to cope with. But if you skipped school and forgot the last time you studied some interesting fact, then you will have to work harder)
See if you remember at least something from the school curriculum. Go!