TY - BOOK AU - Burton,Margie AU - French,Cathy AU - Jones,tammy TI - Using Magnets T2 - Early Connections SN - 9781583442197 U1 - 500 21 PY - 1999/// CY - Pelham, New York PB - Benchmark Education Co KW - Science KW - العلوم N1 - مفاهيم علمية ER -