TY - BOOK AU - Dark,Irene AU - Round,Margaret ED - Birminghan Design School TI - The magic meter U1 - 536.5 PY - 0000///[n.d.] CY - Oxford PB - Pergamon Press KW - Science KW - Study and teaching (Primary) KW - Study and teaching (Elementary) KW - Learning by discovery N1 - At head of the title science is fun ER -