Contains over 40 variant olympiads and 100+ logic problems, including material from the popular "Kangaroo" competition.
Subject-specific workbooks for Math (IMO), Science (NSO), and English (IEO) that include chapter-wise MCQs and previous year papers. skachat knigu olimpiady v 4 klasse
A training book with 90 original tasks of varying difficulty, focusing heavily on logical puzzles. Contains over 40 variant olympiads and 100+ logic
A comprehensive guide featuring problems ranging from simple one-liners to complex research-style tasks. skachat knigu olimpiady v 4 klasse
Includes recommendations and sample olympiad variants for mathematics, Russian language, and " The World Around Us ".