Primary tabs Upcoming List Month Week Day Add To My Calendar Print Share Age Group: Youth, Elementary School Registration is required for this event. Registration will open on May 9, 2026 @ 9:00am. A library card is required to register for this event. This event is for registrants grade 1st Grade to 5th Grade. Program Description Event Details Registered event for grades 1-5; Helen Plum Library card required. Build your own boat and see how many rubber ducks it can carry before it sinks.