You would like to think that you are in your prime. Fulfilling job. Cute kids. Being carded at the corner market — for cigarettes.Yet finding the perfect nanny continues to elude you.Enlist child care recruitment experts Annabelle Corke and Deb Crisford of Heyday Nannies to lead the charge.Looking for a Suzuki violin-playing, baseball-throwing, computer whiz to engage your kids? No problem. Want a manny who cooks macrobiotic meals and oversees math homework? Consider it done.The duo starts the search with a family consultation, followed by the careful screening of candidates, and ends the process with a trial period for everyone involved. Whether it’s full-time, part-time, or vacation fill-in help, Heyday keeps searching until you and the kids are satisfied.And they’re not just blowing smoke.Heyday Nannies (646-406-1314 or heydaynannies.com). Photo: Courtesy of Heyday NanniesHEARJustin Roberts & the Not Ready for Naptime TrioWhat: The first in the House of Kids Concert series presents warm, witty tunes about childhood.Why: It’s live jive. When: Sat., 10 a.m.Where: Fillmore New York at Irving Plaza, 17 Irving Pl., b/t 15th & 16th Sts. (212-777-6800). Tickets online at livenation.com.PLAYTop Secret: Mission Toy What: Kids inspect toys from around the world with X-rays, a cipher wheel, and cool quizzes.Why: Eyes spy fun.When: Thru Jan. 3. Wed.-Fri., 11 a.m.-5 p.m.; Sat. & Sun., 10 a.m.-5 p.m.Where: Brooklyn Children’s Museum, 145 Brooklyn Ave., Crown Heights (718-735-4400).