Skiing is a group of recreational activities using skis as equipment for traveling over snow. Skis are used in conjunction with boots that connect to the ski with use of a binding.

Alpine skiing is also called downhill skiing. Non-competitive alpine skiing is recreational skiing. Also in the category of Alpine skiing are the Alpine competitions known as slalom, giant-slalom, down-hill and super-giant-slalom.

Alpine Freestyle skiing employs the use of aerial acrobatics and balance. skiers use jumps (also called kickers or launches) or rails to do aerial tricks.

In freestyle skiing tricks are usually associated; skis used are generally of a twin tip design, made to land switch tricks (backwards) as easily as forwards. Tricks are generally spins and flips, that can be conjoined with a grabbing of the ski to improve the image of the trick. Freestyle skiing generally takes place in terrain parks at ski resorts, with a wide variety of jumps, rails, jibs and other features to session. Mogul skiing is also considered as freestyle skiing.

Nordic Skiing: Also called Cross-country skiing or Cross-country racing. Takes its name from a type of ski race that is one third up, one third down, and one third flat. The name distinguishes it from other types of ski races and competition such as downhill racing, slalom racing, and Nordic jumping. Cross-country races can be either freestyle or classic. In freestyle racing, any technique is allowed as long as it is human powered and on skis. In a classic race, skating techniques are prohibited.

Nordic Jumping: Also called ski-flying and ski jumping. A competition in which skiers slide down a ramp called a jump and attempt to go the furthest before landing on the ground.

Adaptive Skiing is skiing done by individuals with physical disabilities. Adaptations to standard ski equipment or accompaniment by a non-disabled guide has enabled individuals with amputations, spinal injuries, TBI, deafness and visual impairments to ski, and in some cases, even race.