** Only 18 moves ** Solution to Microsoft Solitaire Collection Star Club Coral Cove Mixed Spider Medium - Earn a score of 750 (#6) Here are the results of my priceless competitors: Played4U - 31 moves Marcela Martinez - 21 moves Zeming Jin - 19 moves My solution is unmistakably the most efficient. Note: You have to do a little math to obtain the move count. And be aware that the application doesnt count a move that completes a stack. Let A2 be the initial score. Let B2 be the final score. Let C2 be the number of stacks completed. The Excel formula is: A2-(B2-(C2*100)) So, in this case, 500 - (782 - 300) = 500 - 482 = 18