Fractions - by BrainingcampBrainingcamp, LLCApp features lessons with visual models and audio narration to make abstract concepts concrete, questions to practice what was learned, virtual manipulative for hands-on discovery learning, challenge game to interactively apply understanding, and alignment with state and Common Core standards.Available For: iPad (Free)Fractions - by BrainingcampBrainingcamp, LLCApp features lessons with visual models and audio narration to make abstract concepts concrete, questions to practice what was learned, virtual manipulative for hands-on discovery learning, challenge game to interactively apply understanding, and alignment with state and Common Core standards.Available For: iPad (Free)