Water
4 1/2 c. sugar
16 oz. can frozen grape juice concentrate
1 1/2 oz. yeast
Need:
Child's heavy balloon
Gallon glass jug
Rubber band

Mix juice, yeast, and water to make pourable. Pour in gallon jug. Add water until up to shoulders of bottle. Cover and shake. Remove cap and attach balloon with rubber band. Put in cool place for 3 weeks.