The Warlord's Messengers

The warlordés presence is requested at the emperorés banquet in two weeks, but he is sixteen days away by horseback. Using their math skills, ingenuity, and the wind, Chuan and Jing Jing reach the warlordés camp and encourage him to use their sailing cart to travel to the feast. The Warlordés Messengers is the sixth book in the acclaimed Warlordés Series, and includes directions for making your own windsock as well as suggestions for velocity-related math activities.