All Seasons

Season 1

• S01E01 Water Cycle

  • September 13, 1997
  • ABC (US)

• S01E02 Work and Simple Machines

  • September 20, 1997
  • ABC (US)

• S01E03 Gravity

  • September 27, 1997
  • ABC (US)

• S01E04 Inertia

  • October 4, 1997
  • ABC (US)

• S01E05 Sound

  • October 11, 1997
  • ABC (US)

• S01E06 Data & Statistics

  • October 18, 1997
  • ABC (US)

• S01E07 Particles

  • October 25, 1997
  • ABC (US)

• S01E08 Air Pressure

  • November 1, 1997
  • ABC (US)

• S01E09 Electric Current

  • November 8, 1997
  • ABC (US)

• S01E10 Soil

  • December 13, 1997
  • ABC (US)

• S01E11 Living Things

  • December 27, 1997
  • ABC (US)

• S01E12 Seasons

  • January 10, 1998
  • ABC (US)

• S01E13 Fossils

  • January 17, 1998
  • ABC (US)

Season 2

• S02E01 Rockets

  • September 12, 1998
  • ABC (US)

• S02E02 Pendulums

  • September 19, 1998
  • ABC (US)

• S02E03 Lightning

  • September 26, 1998
  • ABC (US)

• S02E04 Friction

  • October 3, 1998
  • ABC (US)

• S02E05 Flight

  • October 10, 1998
  • ABC (US)

• S02E06 Planets

  • October 17, 1998
  • ABC (US)

• S02E07 Reflection

  • January 2, 1999
  • ABC (US)

• S02E08 Magnets

  • January 9, 1999
  • ABC (US)

Season 3

• S03E01 Acid Rain

  • September 11, 1999
  • ABC (US)

• S03E02 Barn Fire

  • September 18, 1999
  • ABC (US)

• S03E03 Hang Time

  • September 25, 1999
  • ABC (US)

• S03E04 Siphon

  • October 2, 1999
  • ABC (US)

• S03E05 Rocks

  • October 30, 1999
  • ABC (US)

• S03E06 Depth Perception

  • November 6, 1999
  • ABC (US)

• S03E07 Compass

  • January 15, 2000
  • ABC (US)

• S03E08 Density

  • January 22, 2000
  • ABC (US)