Multiplication riddle activity for 3-digit × 1-digit problems, featuring book-themed cards and a puzzle to solve.
A math worksheet titled "Multiplication Riddle 2" with a riddle question and a grid of answers, accompanied by three book-shaped cards with multiplication problems (442 × 3, 215 × 6, 374 × 5) and letters (S, U, B), labeled "SET B: 3-digit × 1-digit whole numbers."