Sex, pregnancy and childbirth. Simple facts of life yet
no one wants to talk about them! Let's not hide our
heads in the sand, a little knowledge goes a long way.

Set in stone
by Linda Newbery (2006)

Simon vs the homo sapiens agenda
by Becky Albertalli (2015)
First book in the Simon series

The perks of being a wallflower
by Stephen Chbosky (1999)
Looking for Alaska
by John Green (2005)

Aristotle and Dante discover the secrets of the  universe
by Benjamin Alire Saenz (2012)

by David Belbin (2004)