If you can't decide, try a spoon set like the IOOLEEM Bamboo Wooden Spoons for Cooking set. Many of these sets include spatulas as well, which are helpful for flipping pancakes, serving cookies ...

To make this little science hack work best, it must be a metal spoon — plastic and bamboo aren't conductive enough. If you can get your hands on a copper spoon, like the Yinox pure copper bar ...