BOSTON--(BUSINESS WIRE)--Global learning company Houghton Mifflin Harcourt (HMH) has acquired select eBook and technology assets of MeeGenius — an eBook subscription service for children aged up to eight years old. The acquisition marks the Company’s latest investment in high-quality digital content for parents and young learners and supports its ongoing strategic focus on the direct-to-consumer market. Available in both iOS and Android, the award winning MeeGenius app and subscription service