No. NRS 202.265 completely outlaws nunchucks from school/child care property, including: the Nevada System of Higher Education, private schools, public schools, child care facilities, or in a vehicle of a private or public school or child care facility. It is irrelevant if no one is misusing the nunchucks or if no one gets hurt by them. Nevada law imposes a total prohibition on school grounds. Possessing nunchucks on school property is a gross misdemeanor. The penalty is: up to 364 days in jail, and/or up to $2,000 in fines.