As a young mother was washing the dishes, her 7 year old boy walked in and asked, "What's sex?"
The mother, seeing it as a great opportunity to discuss the birds and the bees with him, gave him a 20 minute course in sex. Once she was done, she asked her son if he had anymore questions.
"Actually, yeah mom." he replied. Looking down at his basketball registration form, "How do I fit all of that in this little box?"