Book 1

Arnold for President

by Craig Bartlett

Published 1 September 2000

Book 2


Book 3

Arnolds Valentine

by Craig Bartlett and Maggie Groening

Published 1 January 2001

Book 4

Parents Day

by Craig Bartlett

Published 1 February 2001

Book 5

Summer Love

by Craig Bartlett and Maggie Groening

Published 1 June 2001
When Helga and Arnold both end up at the beach for summer vacation, a beautiful girl and a sandcastle competition complicate Helga's plans.

Book 6


Book 7


Book 8

Arnold's E-Files

by Craig Bartlett and Maggie Groening

Published 1 December 2001