By changing one letter at a time to form different English words, and leaving all other letters in their original positions, convert the word BALL into the word HOOP in six (or fewer) steps. Good luck!

B A L L
_ _ _ _
_ _ _ _
_ _ _ _
_ _ _ _
_ _ _ _
H O O P

Here is a five-step SOLUTION.

A SIX-STEP SOLUTION:

BALL > HALL > HALT > HOLT > HOOT > HOOP

Did you come up with a different series of words? Feel free to post your solution in the comments. Thanks!