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FILE - In this Jan. 25, 2011 file photo, Jan Berenstain works on art for a Berenstain Bears book in Solebury, Pa. Jan Berenstain, who with her husband Stan created the Berenstain Bears books that have charmed preschoolers and their parents for 50 years, has died. Her son Mike Berenstain said she died Feb. 24, 2012. She was 88. (AP Photo/Mel Evans)

FILE - In this Jan. 25, 2011 file photo, Jan Berenstain works on art for a Berenstain Bears book in Solebury, Pa. Jan Berenstain, who with her husband Stan created the Berenstain Bears books that have charmed preschoolers and their parents for 50 years, has died. Her son Mike Berenstain said she died Feb. 24, 2012. She was 88. (AP Photo/Mel Evans)

Berenstain Bears co-creator dies

Jan Berenstain, who with her husband, Stan, wrote and illustrated the Berenstain Bears books that have charmed preschoolers and their parents for 50 years, has died. She was 88.