=LDR 00000nam 2200000 4500 =001 INLIS000000000031412 =005 20130612133503 =008 ***********************************eng** =035 ##$$0010-061300000031412 =041 ##$$a eng =082 ##$$a 371 =090 ##$$a 371, Fre h =100 ##$$a Freeman, Kenneth =245 ##$$a Helping children understand science, Freeman Kenneth =260 ##$$a 1967 $b New York =300 ##$$a v, 314 hlm, ilus, 22 cm =650 ##$$a Helping Children =850 ##$$a NBPNMAT