Skylanders Fire Element mission Lava Barf Eruptors Lava potion so froze some sapphires (blue plastic jems) in ice cube trays... put them in large plastic tub... then poured the baking soda and orange water beads into large vase... then wait for it.. the red vinegar!!  instant LAVA... the kids loved it... we watched it bubble and poured it over the frozen jems... the vinegar helps melt the ice to reveal the jem!!  SUPER COOL!! Had vinegar colored orange, some orange water beads, some baking…