Smiles. Steps. Tinkles in the toilet. When munchkin hits a milestone, you let everyone know. Now spread the news with Sarah & Abraham personalized stationery. Local mom Sara Tams designs greeting cards, notelets, invites, and birth announcements featuring Junior’s name and nostalgic kiddie silhouettes. The real treat: holiday cards that can be custom-printed with personal messages in a color and font of your choice. Order now and be prepared come December. Talk about a first. Available online at sarahandabraham.com. SCORE Method Kid What: Hit Method’s pop-up shop, say “DailyCandy Kids” at the counter, and get a free Method Kid body wash (while stocks last). Why: You’re squeaky clean. When: Thru Oct. 12. Daily, 11 a.m.-8 p.m. Where: 2034 N. Halsted St., at Armitage Ave. (312-261-9949). EXPLORE Let’s Play Railway What: Roam three railway car replicas and take an outdoor spin on a mini train. Why: Move your caboose. When: Thru May 4. Where: Kohl Children’s Museum, 2100 Patriot Blvd., at Lake Ave. (847-832-6600). SEE If All the World Were Paper What: Interactive musical for ages 2-6 follows the adventures of a girl made of paper. Why: It’s pulp fiction. When: Wed.-Nov. 30. Where: Little Theater at the Museum of Science and Industry, 5700 S. Lake Shore Dr., at 57th St. Tickets at 773-227-0180 or online at ovationtix.com.