Blunder Watch

Click the lightbulb twice to see Black's first move followed by the blunder. Mate in 8 moves.

Click the lightbulb twice to see Black's first move followed by the blunder. Win material.

Click the lightbulb twice to see Black's first move followed by the blunder. Win material with checks.

This one has a second answer in Bd6.

Thanks. I've added more detail to the instruction. Since these blunders occur in real games, sometimes the puzzle contains more than one solution. In which case, more detail in the instruction needs to be provided.

Click the lightbulb twice to see White's first move followed by the blunder. Find checkmate.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 9 moves.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 9 moves.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 7 moves. Both White Knights have moves. So, for this solution, move the h-Knight first, followed by the g-Knight.

Click the lightbulb twice to see Black's first move followed by the blunder. Mate in 5 moves.

Click the lightbulb twice to see Black's first move followed by the blunder. Win a piece in 5 moves.

White trades Rooks and material is even. Then White blunders. Click the lightbulb twice to see Black's first move followed by the blunder. Win material in 4 moves.

Nice

Click the lightbulb twice to see Black's first move followed by the blunder. Win enough material in 7 moves to gain a winning advantage.

Click the lightbulb twice to see Black's first move followed by the blunder. Win enough material in 8 moves to gain a winning advantage.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 3.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 5.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 6 moves.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 7.

Click the lightbulb twice to see White's first move followed by the blunder. Mate in 7.