This Recipe is meant for Boy Scouts.
Decide for yourself if it is appropriate for your younger scouts or not.

5 cups rhubarb in 1/2 inch cubes
2 1/2 cup sugar
1/2 cup cider vinegar
1 tsp cinnamon
1/2 tsp ground cloves
1/2 tsp ground allspice

dessert

Preheat dutch oven to 375 degrees.
Dump in rhubarb and then all other ingredients.
Stir and bring to a boil.
Reduce heat to 275 degrees and simmer for 1 hour.

Serve on biscuits or ice cream. Or, just eat it like my son does - he loves rhubarb.