Season 7

episodes

1.Roller Coaster; Quicksand; Jelly-Side Down; Lemons; White Tiger

Oct 14, 198930m

2.Bee Stings; Bowling; High-Speed Elevator; Lemons; Boa

Oct 21, 198930m

3.Race Cars; Spider Webs; Lemons; Tropical Fish

Oct 28, 198930m

4.Rain Forest; Buoyancy; Pouring Catsup; Lemons; Cold Remedies

5.Caffeine; Butterfly Migration; Autumn Leaves; Lemons; Doppler Effect; Sloth

Nov 11, 198930m

6.Surfing; Geothermal/Volcanoes; Luau; Sugar Processing; Hawaiian Language; Eel

Nov 18, 198930m

7.Whale Watch; Sunspots; Lemons; Skunk

Nov 25, 198930m

8.Milky Way; Epilepsy; Lemons; Inventors Fair; Cuttlefish

9.DNA; Rube Goldberg Contest; Parrot Chat; Chewing Tin Foil; Seahorse

10.Marathons; Celestial Navigation; Cataracts Chat; Lemons; Echidna

Dec 16, 198930m

11.Spinal Cord; Glue; Lemons; Dog Behavior

Dec 23, 198930m

12.Cheese; Aging; Appendix Chat; Wolves

Dec 30, 198930m

13.Supercomputer; Greenhouse Effect; House Creaking; Owl