US: temporary delays — postal services aligning new import rules, 
Europe: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️Loading...
By Murphy Stuart J.
Stuart J. Murphy - 2016
Young readers will find these stories engaging and relatable. Each narrative centers on practical applications of a math concept, brought to life by lively artwork from top illustrators. Charts and visual representations are included to help children understand how the math works, promoting deeper comprehension.