How soap cleans? Part of the Science Please! collection for children.
Director:
Writer:
Rick Jones
Science Please! : The Dirt on Soap
May 1, 2021
Jul 23, 2021
Feb 1, 1958
Jan 1, 2023
Mar 6, 2022
Feb 5, 2024
Oct 18, 2013
Jul 6, 2012
Feb 18, 2014
Invalid Date
Oct 11, 2019
Feb 26, 2025
Jan 12, 2018
Nov 15, 2024
Nov 10, 2024
Dec 23, 1954
Dec 15, 1989
Jun 29, 1971
Sep 23, 2005
Jan 1, 1988
Feb 1, 1982
Apr 16, 2015
Jun 1, 2016
Aug 20, 2009
Jan 19, 2012
Oct 25, 1997
Oct 1, 1993
Dec 14, 2010
Jan 11, 2003
Mar 20, 2015
Sep 8, 1977
Apr 11, 2014
Dec 2, 2021
Jun 4, 2024
Sep 7, 2004
Apr 1, 1990
Mar 27, 2020
