Conversation so far:
Why did The Cardigans take a hiatus?
After The Cardigans finished promotional activities in Autumn 2006, the band entered an extended hiatus and devoted themselves to other projects.
What happened in 2002 to The Cardigans?
The Cardigans, in 2002 recorded Long Gone Before Daylight, a collection of songs mainly written by Nina Persson and Peter Svensson.
What was a song off of The Cardigans' Long Gone Before Daylight?
For What It's Worth is the first single from The Cardigans's fifth studio album Long Gone Before Daylight.
Did The Cardigans' For What It's Worth make the charts?
The Cardigans' For What It's Worth reached number eight in Sweden, number 31 in the United Kingdom, number 37 in Ireland, and number 98 in the Netherlands.
Are there any other interesting aspects about The Cardigans during 2002-2006 besides their hiatus and their album Long Gone Before Daylight?
On 19 October 2005, the Cardigans released their sixth album Super Extra Gravity to generally favourable reviews.
Was The Cardigans' album, Super Extra Gravity a success?
The Cardigans' Super Extra Gravity went straight to the #1 spot on the Swedish album chart and was certified gold
Did The Cardigans tour during 2002-2006?
In the summer of 2004, The Cardigans toured with Liz Phair, Katy Rose and Charlotte Martin on the Chicks With Attitude tour.

Question: What other projects did they work on?
Self-contained rewrite: What other projects did The Cardigans work on during their hiatus after Autumn 2006?