Oh no! Our ducks are lost at sea! Can you build a boat that will get them home using only scrap materials? How many ducks can you get on your boat before it starts to sink? Seas the day & join us for this challenge. June 28 at 4:30 p.m. and June 30 at 10:30 a.m. in the Summer Reading Tent at Defiance Public Library. Grades K-6.