What a hammer is used for, how it works, and how it differs from other tools.
Barry Bruce
Director
Paul Diener
Producer
Jan 1, 1973
Mar 23, 2019
Oct 11, 2023
Jun 7, 2025
Oct 4, 2021
Jan 1, 2022
Oct 24, 2023
Mar 9, 1994
Sep 13, 2011
Dec 12, 2011
Nov 1, 2019
Feb 16, 2022
Sep 13, 2005
Jul 23, 2005
Oct 19, 2015
Sep 12, 2013
Will Vinton Studios
US
Children's Television Workshop
United States
English