Lost Cauldrons and the Witch

Imagine in order to get your spells and hexes to work you'll need to get all your cauldrons over the flame. If you don't, you'll lose and the game will reset. The better you get, the harder the game gets. The Lost Cauldron and the Puzzled Witch little witch needs to get all her cauldrons onto the fire before time runs out. Can you help her make it in time?