The KidTools Support System: About KTSS Programs The KidTools Support System (KTSS) is a federally-funded project to provide performance support software for children, ages 7-13, who have learning disabilities and/or emotional and behavioral problems. The KTSS software includes a library of tools provided as easy-to-use templates for children to personalize and use independently in school and home settings. in Special Edwith behavioraldisabilitiesedkidtoolsktssproblemssoftwarespecialtools