Oakland is one of seven Next Generation Learning Challenge network regions.
More teachers are turning to online materials as textbooks fall short.
Some students had trouble logging in or accidentally submitted unfinished tests.
Third-graders will be expected to type on a keyboard to complete the Smarter Balanced assessments this spring, and typing classes are helping them prepare.
Mixing academic software programs with traditional classroom instruction – often referred to as blended learning – is moving from high schools and middle schools to the early grades, even reaching some 4-year-olds in transitional kindergarten.