A New Twist Apparatus (Teacher-Developed, Classroom-Tested)
A New Twist Apparatus (Teacher-Developed, Classroom-Tested) Inspire your students' curiosity by leaving this tickler on your desk. Don't answer any questions! Let them explore the puzzler, then wait and see how long it takes until they figure out the solution of placing the balls in the proper holes. The answer, of course, is centripetal force! Developed and tested by teacher Robert Thomas, this kit is meant to be used as a demonstration. Includes instructions. Grades 712. Size: 29.9 x 9.5 x 3.2 cm. ( Product Infomation Posted On Time : Jul 10, 2012 19:44:03 View Last Update Infomation At Amazon) Purchase Cheap! A New Twist Apparatus (Teacher-Developed, Classroom-Tested)