TY - BOOK AU - Walker,Sally M. TI - Investigating magnetism T2 - Searchlight books. How does energy work? SN - 0761357750 AV - QC753.7 .W35 2012 U1 - 538 23 PY - 2012/// CY - Minneapolis PB - Lerner Publications KW - Magnetism KW - Juvenile literature KW - Experiments KW - Magnets KW - sears N1 - Includes bibliographical references (p. 39) and index; Magnets -- Magnetic materials -- How magnets work -- Magnetic poles -- Kinds of magnets; Science and Children (N.S.T.A.); Science and Children (N.S.T.A.), October 2011; 4.0; Follett Library Resources; 3-6; 3-6; Follett Library Resources N2 - An introduction to magnetism that explains what it is, what materials are magnetic, how magnets work, what magnetic poles are, and what the different types of magnets are ER -