Pulling sleds by fat bike: Fun on the frozen lake

Just a quick one: I'm one of the organizers of Madison Winter Bike Week, a week full of activities to encourage riding year round. One of the events I'm organizing is a fat bike sled pull for kids on frozen Lake Mendota. There was relatively little information about how this may work on the interwebs, and so we had a testing session a couple weekends ago. Conclusion: It does work! And it's great fun!

Here's some video footage: