Density Rod Set 5 PCS PVC Brass Polyethylene Aluminum Nylon Physics
The set includes five rods—each of equal mass but made from different materials: PVC, brass, polyethylene, aluminum, and nylon. Instructions are included for classroom demonstrations. Ideal for physical science and physics classrooms to support STEM concept learning.
The Cowboy From the Desert; A Story of the King Ranch, By Bobby Cavazos
Book has an autographed dedication on inside of front page
The Cowboy From The Wild Horse Desert King Ranch Signed By Bobby Cavazos PB GUC
Has been read, minimal wear, signed by author, ships free Media Mail.