Jumpstart 4th GradeOctober 27, 2015 Fakespot - Amazon Review Checker Name:JumpStart 4th GradeCompany:Knowledge AdventureCategory:SoftwareTotal Reviews:33FakeSpot Grade:A (0.0% fake reviews detected)You can fully trust the reviews of this product.Go to Analysis for JumpStart 4th Grade Loved what you just read? Share it! Tweet