Environmental education center Camp Kawartha offers day and overnight camp and leadership programs for kids ages 5-17. The center is home to one of Canada’s most sustainable buildings, which has straw bale and hemp walls, solar power, a wetland water treatment system and a living roof. The camp also has a straw bale solar greenhouse and straw bale buildings. Activities range from the classic arts and crafts and windsurfing to nature exploration and sustainable living education.