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
Properties & States of Matter Curriculum Learning Module provides Complete set of digital and hands-on resources. Each module includes: 1 Flip Chart Set; 1 Student Learning Guide; 1 Vocabulary Card Set; 1 Curriculum Mastery Game (4 players); and 1 Interactive Multimedia Lesson.