Puzzle Duel: Free for 2 Weeks! – ChessKid.com https://www.chesskid.com/learn/articles/puzzle-duel-free-for-2-weeks
On the heels of Puzzle MAYven’s success, we’ve decided to make our Puzzle Duel Feature free for the first two weeks of July!
can have a few Puzzle Duels per day, while ChessKid gold