Assorted Large Drilled Ball Set, set of 12, A 3mm hole is drilled through the center of each ball. Every set comes in a convenient plastic storage case, with a foam bottom that holds each ball firmly in place
Drilled Ball Set, 1inch Diameter, set of 12, erfect for conducting own pendulum experiments, 3mm hole is drilled down the center of each ball, Comes in a plastic container with foam padding to hold the drilled balls firmly in place
Transformer Accessory Kit 2, Lenz s law transformer accessory kit, demonstrate the production of large magnetic fields and lenz s law damping on pendulums with and without slits
Online Learning System, 1-Year Class License Provides access for 1 teacher and up to 150 students to ready-to-use lessons; easy-to-use authoring templates to develop custom, digital lessons; unique learning management system to track and analyze student performance
Lets Go Investigating Temperature, Lab book, Aimed especially for elementary teachers, this lab book contains ten engaging temperature experiments, Activities for grade 2 through 5, Lots of teacher tips, Clear illustrations to facilitate underst