Puzzles, Riddles, and Code Breakers for the Full Grade 4 YearMath puzzles for every standard your Illinois fourth graders need. Each of the 40 topics has 6–8 different puzzle formats to keep things interesting. Features Worth Knowing About✅ 6–8 puzzles for every topic — code breakers, riddles, mazes, and mystery numbers✅ Tied to actual Grade 4 math standards, not random math trivia✅ Gets progressively harder within each topic✅ Full color with clear illustrations and diagrams throughout✅ Answer k