Horse breeds: The falabella ponies are the smallest know to man, reaching to only about 3 ft. Tall when fully grown! Pony of the Americans is a awesome horse for kids. They have a perfect slope in their backs so it's easy to stay on, even bareback.
Oval horse walkers have benefits for both, for humans and for horses. A benefit for humans is that the unit can be built into narrower areas. And the training is even more efficient for the horses, due to the increased amount of straight track.