Party Invitations Create foldout invitations with engine and train cars attached. Copy images from a coloring or storybook. Party Decorations Decorate the table with construction paper placemats decorated like train tracks (let the birthday kid help). Place a small toy train car at each place. Outfit guests with engineer caps, red bandanas and train whistles. Party Games & Activities Set up an electric or wooden train set for the guests to play with or build. Schedule a train ride for the party-goers. You may want to draft chaperones. Arrange a visit to a train museum. Gather large packing boxes or used appliance boxes and turn kids loose with art supplies for building and decorating a life-size train. Party Favors Send little train engineers home with engineer caps, bandanas, whistles and instant photos of all the activities.