Math Club (May) : Fibonacci Numbers (Patterns, Puzzles and Geometry)

Challenge 5: 3 piles of stones

There are three piles of stones with 10, 15 and 25 stones. At each turn, a player can choose one of the piles and divide it into two smaller piles. The loser is the player who cannot make a move. Who will win, and how?

The Original Stones basalt stones, medium (8) | Hot stone | Massage | Spa |  Ellisons

Cape Gray Lite Stones Set – 15 Stone Set – Fireboulder.com | Natural Stone,  Fire Pits, Fireplaces and more

Rainbow Sandstone Pebbles, Indian Rainbow Sandstone Pebble Stones -  StoneContact.com