The GoFundMe was initially set up to pay for funeral expenses for Devinn Madley.
The hope is that it'll encourage more people to get vaccinated against COVID-19.
Those who get their first shots at the fair will get a $100 Visa gift card.
The suspect, Christopher Terrell Anderson, has managed to elude capture for weeks.
Two of the three children who were shot died.
The "tree girdling" incident involved cutting the bark around the trees, causing them to die.
The letter carrier wasn't injured.
Three children, all 10 years old or younger, were shot in the head in the past month.
The convenience store was robbed on Thursday evening.
A 21-year-old Minneapolis man was killed in the Nov. 3 incident.
Each of the 14 suspects carries a $5,000 reward.
More than 30 reports of car windows being shot out by BB guns were received.
The woman was walking home during the day when she was attacked.
'You guys deserve this,' he told the 15-year-old and her family.
The agency hopes the reward will encourage more people to come forward.
CAIR-MN is offering $10K for information leading to an arrest.