Registration for Summer Camp 2025 will be February 10-14, 2025 Perplexing Puzzles Grades 3 to 4 5 sessions from August 11 to 15, 2025 Upcoming Session: Monday, August 11, 2025 - 9:30 a.m. to 4:30 p.m. ET View all session dates Session Dates 1 August 11, 20259:30 a.m. to 4:30 p.m. ET 2 August 12, 20259:30 a.m. to 4:30 p.m. ET 3 August 13, 20259:30 a.m. to 4:30 p.m. ET 4 August 14, 20259:30 a.m. to 4:30 p.m. ET 5 August 15, 20259:30 a.m. to 4:30 p.m. ET Code: 3A0E90 Select your Registration $425 Member $495 Non-Member Resize text From scrambled dinosaur bones to tangled mysteries, there are plenty of puzzles waiting to be solved around the National Mall. Campers explore the history of puzzles, tackling everything from labyrinths to the Gordian knot to brainteasers. They also create their own puzzles inspired by games and objects in the American History Museum and International Spy Museum. Are you up to the challenge?