New Jersey is home to many indoor ninja-style obstacle courses and aerial arts gyms where little acrobats and ninjas can hone ...

Building obstacle courses together is a great way to build your little one's motor skills and teach them about teamwork. Going through the course helps them learn problem-solving skills too.

They were among 884 contenders, and ranked from 144th to 425th, completing several rounds of the 5-mile, 17-obstacle muddy, watery course. Why put yourself through that? Conn and Meier said it was ...