Hannah Rhea, 20, left, paddles with her partner, Mike Froehly, 20, not seen, ahead of Colby Smith, 28, back, in the first heat of the cardboard kayak race at Unity College on Friday. Students had one hour to fabricate kayaks from cardboard, tape and plastic. Staff photo by Michael G. Seamans

During the first cardboard kayak race at Unity College on Friday, students had one hour to fabricate kayaks from cardboard, tape and plastic, then race them. Staff photo by Michael G. Seamans

Summer Nay, 20, flies her skull and crossbones flag before the first cardboard kayak race at Unity College on Friday. Staff photo by Michael G. Seamans

Chris Iacozzi, 18, left, and Summer Nay, 20, race in the third heat of the first cardboard kayak race at Unity College on Friday. Staff photo by Michael G. Seamans

Taylor Noble, 21, struggles to stay afloat in the second heat during the first cardboard kayak race at Unity College on Friday. Staff photo by Michael G. Seamans

Chris Iacozzi, 18, left, slips as he races into the water as Summer Nay, 20, drags her cardboard kayak in to the water during the first cardboard kayak race at Unity College on Friday. Staff photo by Michael G. Seamans

Rebecca Fisher, 20, struggles to stay afloat in the fourth heat during the first cardboard kayak race at Unity College on Friday. Staff photo by Michael G. Seamans