Five Simple Ways to Say It
Polar bears ride on pieces of ice like little boats to look for food.
Polar bears travel on floating ice as if it were a raft to find meals.
Polar bears use big ice floes as boats to go catching food.
Polar bears ride icy sheets that float, just like rafts, to hunt for food.
Polar bears move on floating ice, like riding a raft, to find something to eat.