00634nam a2200193 a 4500 OSt 20260129155428.0 090330s19uu xx 00 eng d HIGH SCHOOL LEARNING RESOURCE CENTER Brecher, Erwin 60213 Challenging science puzzles / Erwin Brecher and Mike Gerrard. New Delhi : Goodwill Pub. House, [1997] 95 p. : ill. Includes glossary and index. Scientific recreations 60214 Gerrard, Mike 60215 ddc BK 59154 59154 0 0 lcc 0 0 HSLRC HSLRC CIR 2020-01-07 121.50 Q 164 B746 [1997] HS4278 2025-05-23 00:00:00 1 2020-01-07 BK 0 0 lcc 0 0 HSLRC HSLRC CIR 2023-03-07 Q 164 B746 [1997] HS6767 2025-05-23 00:00:00 2 2023-03-07 BK