Vessels that may be propelled with poles

RAFTS

Simple floating platforms often made of logs tied together.

The clue hints at simple watercraft that can be moved using poles, which directly points to "rafts." Rafts are flat, buoyant structures often made of logs or other materials, and they’re commonly propelled by pushing against the water with poles. The wordplay is straightforward, focusing on the functional aspect of how rafts are maneuvered. No hidden meanings or puns here—just a clear connection between the clue and the answer.