Cross-country skiing is different from other types of skiing. Normally, we think about skiing down bunny hills and mountain sides. Cross-country skiing needs a different type of surface, a flatter one. Think about what it would be like to strap on a pair of skis and ski across the snow in your backyard during the middle of winter. What if there were no big hills, just mostly flat, snow-covered land? How would you get from one place to another if the land was flat? Well, you would need to use your muscles to help you. Ski boots, long thin skis, and ski poles will help you, too. The ski poles will help you balance. The poles will also .....