The first question in the above image is based on the relation of Arithmetic series and Geometric Series. The second question in the above image is based on the formula of sum of geometric series. The ...

Sigal, a second-grade girl in Israel, was observed for several months while practicing arithmetic with a structured and controlled computer-assisted instruction (CAI) system. Sigal was average in ...

Utilizing a longitudinal sample of Finnish children (ages 6–10), two studies examined how early linguistic (spoken vs. written) and spatial skills predict later development of arithmetic, and whether ...