Confirmed with manufacturer - this item is recommended children K-6.
There is no exact age range but ages 5-11 this would be appropriate. They provided additional specs below. Thanks
Grades recommended : K - 6
Each set includes 12 colorful file folders with a durable pop-up storage box to motivate you to organize your papers and instructional materials—either by curriculum or month. Each folder is plastic coated on the outside for durability and covered with creative ideas and suggestions to enhance your planning and assist you in getting and staying organized in a fun way! 12 folders with box- Language Arts, Independent Reading, Spelling, Writing, Math, Science, Social Studies, Art, Health, Physical Education, (Blank), (Blank)
· Durable Storage Box
· 12 folders (Language Arts, Independent Reading, Spelling, Writing, Math, Science, Social Studies, Art, Health, Physical Education, and 2 blank folders)
Answered on 8/6/2009 by Adam from Staples