00638nam a22001697a 4500 20250814151052.0 9798886130362 Geretschläger, Robert 649 Engaging young students in mathematics through competitions world perspectives and practices Vol. III Keeping competition mathematics engaging in pandemic times Singapore World scientific 2024 xxv+316 Problem solving in mathematics and beyond Problem solving in mathematics and beyond - Volume 31 Puzzles 650 Competitive exams 651 ddc BK 750964 750964 0 0 ddc 0 0 MAT MAT GEN 2025-07-02 Modern Book Centre, Thiruvananthapuram 1195.00 0 510 GER-E.3 MAT8122 2025-08-14 15:12:57 2025-08-14 BK