S15E01 - Lost World Dinosaurs; Glaucoma; Research Vet; Enzyme Cleaners

S15E02 - Henrietta Marie; Scuba Kids; Fog; Best Of Inventors' Fair

S15E03 - Goldmine; Phases Of The Moon; Craig T. Nelson; Baby Tiger

S15E04 - Pet Food; The Family Pack; Wishbone; Not-A-Pet; Exotic Pets

S15E05 - White Water Rafting; Asthma; Meteorologist; Wild Horses

S15E06 - Gliders; Suction Cups; Novocaine; Leeches

S15E07 - Wilderness Training; River Kayaking; Glacier Climbing; Summit Bid

S15E08 - Glass Blowing; Smiles; Richard Dean Anderson; Enviro-Archaeology

S15E09 - Mammoth Dig; Greenhouse Effect; Neo-Natologist; Palmer Station

S15E10 - Kids On Mars; Wind Blow; Badlands; Chocolate

S15E11 - Zoo Vet; Car Engines; Can Opener; Walking Sticks

S15E12 - 'Bot Or Not; NASA Robots; Mars VR; Robot Camps

S15E13 - Lightning Bolts; Proteins; Geese; Home Videos