You can purchase a car at any age. You just cannot drive the car until the legal driving age.
yes
It is legal to drink in your car in NH as long as the car is not running and you are on private property.
You must be at least 16 years old to purchase a knife in NH without accompaniment by a parent.
yes
no it is not legal that is why you dont see them in zoos in NH
The legal age of consent in NH is 16. There is no exception of closeness in age. 16 is the absolute age you must be for sex to be considered consensual. For homosexual relations the age is 18.
no sales tax.
You will need to consult a lawyer familiar with NH law to get a legal and correct answer.
You will need SOME kind of LEGAL and VERIFIABLE identification to buy a firearm from a licensed FFL dealer.
You will need a lawyer for a legal, current and correct answer.
There is no learner's permit in NH. After reaching the age of 15 years and 6 months one may drive with a legal adult.