The Koshland Science Museum is open on Monday, September 2, for Labor Day. Celebrate the end of summer and get your brain in gear for back-to-school. Whether you plan to eat at the school cafeteria or bring your own meals, get the facts on nutrition in the interactive exhibit, Food for Thought. See how small choices can make a big difference. Museum hours are 10 a.m. – 6 p.m.