1. wet the reed using your mouth until it is moist.
2. Line up the reed and the mouth peice
3. get the ligature(the metal, rubber or plastic thing) and slide it over the mouth peice.
4. line up the reed, mouth peice and ligature then tighten the ligature.
5. make sure the ligature is past the light yellow part of the reed.
6. build your clarinet together and blow into it.