Back to calendar Developer · 7 games Edmark Corporation Puzzle Card & Board Game Watch company Sign in or create a free account to watch this company Sign in Favorite Sign in or create a free account to save your favorite companies Sign in Also a publisher: see the games it published Games 7 Origin 🇺🇸 United States Founded 1970 On this page Highlights Games Related companies On this page Highlights Games Related companies Highlights 1995 Thinkin' Things Collection 2 Thinkin' Things Collection 2 PC Mac 1995 Thinkin' Things Collection 3 Thinkin' Things Collection 3 PC Mac 1998 Let's Go Read: An Island Adventure Let's Go Read: An Island Adventure PC 1993 Thinkin' Things Collection 1 Thinkin' Things Collection 1 PC Mac 1997 Strategy Challenges Collection 2 Strategy Challenges Collection 2 PC Mac 1996 Mighty Math Carnival Countdown Mighty Math Carnival Countdown PC Released games (7) 1998 Let's Go Read: An Island Adventure Let's Go Read: An Island Adventure PC 1997 Strategy Challenges Collection 2 Strategy Challenges Collection 2 PC Mac 1996 Mighty Math Carnival Countdown Mighty Math Carnival Countdown PC 1995 Strategy Challenges Collection 1 Strategy Challenges Collection 1 PC Mac 1995 Thinkin' Things Collection 2 Thinkin' Things Collection 2 PC Mac 1995 Thinkin' Things Collection 3 Thinkin' Things Collection 3 PC Mac 1993 Thinkin' Things Collection 1 Thinkin' Things Collection 1 PC Mac Related companies Owned by HMH Interactive Publisher