L I T T L E   R O C K, Ark.,   Jan. 18 -- It’s a rare occurrence to see high school students playing with toy cars in aclassroom. But ninth-graders in this Little Rock, Ark., classroom are ...

IN this the first volume of what will evidently be an elaborate work on practical physics, the authors have treated of general physical processes only, i.e. of the methods employed in the laboratory ...

v. 1. General physical processes.--v. 2. Electricity and magnetism.--v. 3. pt. 1. Practical acoustics, by C.L. Barnes https://siris-libraries.si.edu/ipac20/ipac.jsp ...

THESE two volumes contain a graduated series of physical experiments, compiled with the intention of furnishing a basis upon which teachers may found their courses of lessons. Special attention has ...