Pendulum on Stand, Length: 7.1in, Width: 2.4in, Height: 44.1in, Heavy metal stand with a meter scale mounted on a vertical rod can hold 2.5 cm bobs of wood, iron and steel suspended from a common hanger, A meter scale and a sliding index with projecting piece is provided.
Document Analysis: Comprehensive Lab Activities kit, designed to introduce students to the field of document analysis, Kit contains 10 unique sets of materials for 10 groups, Teachers Manual and Student Study Guide copymasters are included.