Historical clue formulations

• Creator of colorful crafts — 2024-10-20
• Company that manufactures Silly Putty — 2023-07-16
• Marker maker — 2017-04-09
• Company that makes Silly Putty — 2014-10-03
• It no longer sells maize or mulberry — 2012-08-05
• Marker maker — 2009-12-18
• Early art supplier — 2004-08-27
• Big name in kindergarten — 2001-07-22
• Classic Binney & Smith trademark — 1999-10-09
• Name on a flip-top box — 1999-07-08
• Colorful brand name? — 1998-03-02