01935nam a2200397 i 4500 OSt 20240715121625.0 231011s2022 cc a j 000 1 chi d 9787531975403 RM43.20 paperback PPAK eng PPAK RDA chi eng 23 813.6 813.6 COL K 880-01 Cole, David, 1957- author. 880-02 Shu xue xiao tian cai tan an zu. Shi zong de dui you / Dawei Keer, Xiangnong Aotuer zhu ; Liu Fang yi Translation of: The math kids : a sequence of events Di 1 ban Harbin : Heilongjiang Children's Publishing House, 2022 163 pages : illustrations ; 21 cm text rdacontent unmediated rdamedia volume rdacarrier When FBI Special Agent Carlson is kidnapped in Egypt while investigating the plane crash of an eccentric billionaire inventor, Jordan and his friends spring into action. Catherine, The Math Kids must unravel the clues in Howell's mysterious will before it's too late. If they can't figure out the secret of the triangle in time, Howell's money will be gone forever. Now the Egyptians are after the Math Kids, too. In their most exciting adventure to date, the four In simplified Chinese scripts. Children's stories Clubs Juvenile fiction Mathematics Juvenile fiction Kidnapping Juvenile fiction School children Juvenile fiction Children's stories O'Toole, Shannon, illustrator. Liu Fang, translator. 100-01 科尔、大卫·, 1957- author. 245-02 数学小天才探案组. 失踪的队友 / (加)大卫·科尔，(加)香农·奥图尔著 ; 刘芳译 ddc B 193349 193349 0 0 PPAK K 2024-01-14 3 1 K 813.6 COL A01801881 2025-08-16 15:58:30 2025-07-26 B 0 0 SP K 2024-01-14 6 K 813.6 COL A01801882 2026-01-18 13:01:17 2025-12-27 B