Nature Time Camp (ages 4-5) This camp is for children ages 4 years old (at time camp begins) and 5 years old who have not yet attended kindergarten. Each session is limited to 10 campers. Based on Greenwell’s Nature Time program, your child can enjoy outdoor fun with Nature Time Camp! Each session is four hours per day, three days a week. Nature Time Camp is housed at Greenwell’s air-conditioned Nature Center. From there campers will embark on outdoor adventures and discover their natural world through games, crafts, short hikes, exploration and more. This camp runs from 10am-2pm. Extended care is not available for this camp.