Join thousands of visitors at the Maryland Day, our one-day celebration of learning and discovery on Saturday, April 28 from 10 a.m. to 4 p.m.

The 20th annual family-friendly event will be one to remember, with fun and exciting demonstrations, exhibitions, performances and more. Come join the celebration, and explore our world of fearless ideas!

Free admission and parking. Plan your day and learn more at, and join the fun on social media with #MarylandDay.