Houghton Mifflin Harcourt's SkillsTutor division has launched a new version of its digital math program that aligns with Common Core State Standards. Introduced last week in its updated form at the ...

Numeracy – our everyday play with numbers – is essential to the rhythm of life and our adaptive success as a species. There is a wonderful beauty in numbers that infants and toddlers intuitively ...

Numeracy – our everyday play with numbers – is essential to the rhythm of life and our adaptive success as a species. There is a wonderful beauty in numbers that infants and toddlers intuitively ...