Here are links to Privacy Policies for Apps that may be used at your child's grade level.
Kindergarten
Evernote, Nearpod, Reading Rainbow, Show Me
1st Grade
Educreations, Evernote, Front Row, KidBlog, My Story App, Nearpod, Padlet, Tellagami
2nd Grade
Educreations, Reading Rainbow, Splashmath
3rd Grade
Ed Puzzle, Educreations, Evernote, Kid Blog, Near Pod, Padlet, Show Me, Splash Math, Thing Link, Tynker
4th and 5th Grade
Brain Pop, Educreations, Go Formative, Khan Academy, Show Me, Tynker