The Iditarod sled-dog race is run on a trail that was originally a mail-supply route. In 1925, part of the trail became a lifesaving highway for the children who lived in Nome. The Iditarod is...
Happy Surveyors Week! Surveyors play an essential role in construction, land development, the creation of maps, and other land-based projects. They measure property boundaries, natural land features...
Animation Type: Stop Motion. Original Handbook Problem: Bob and Sam each are going to drive from Lincoln to Denver, a driving distance of 488.5 miles. Bob leaves at 6:00 a.m., traveling at an average...