1For each engine, attach candy bar miniature to top of fun-size candy bar with frosting. Attach bite-sized cookie halves to sides as wheels. To form smokestack, attach 1 candy, wide end up, to top with toothpick.
2For coal car or log car, with frosting, attach crackers to fun-size bar. With frosting, attach candies for cargo or pretzel sticks for logs. Let stand until frosting is set.