Odd One Out

🦇 Bat Memory ⚖️ Balance Scale 🚂 Inner Stopwatch 🧱 Block Counting 🎨 Color Count 🆚 Which is more? 🟡 Connect Four — strategy & planning 🟦 Corsi Blocks 🔟 Digit Span — working memory training 🔀 Divided Attention — two tasks at once ♊ Dual N-Back — two-channel working memory 🦅 Eagle Eye 🌧️ Falling Equations ❓ Find Missing 🐠 Fish Attack ⚡ Flash Cards 🎲 2048 🚦 Go / No-Go — reaction & self-control 🗼 Tower of Hanoi 💡 Lights Out 🔮 Magic Square 🎰 Make 24 🔐 Mastermind — logical reasoning 🔲 Matrix Memory 🃏 Memory Cards 📐 Mental Rotation — spatial reasoning ☄️ Meteorites 🧩 Mini Sudoku 🎯 N-Back — working memory & attention 🖼️ Nonogram — logical deduction & patterns 💥 Number Flash 💭 Number Memory 📈 Number Sequence #️⃣ Numeric Stroop 🧮 Solve & Remember 📄 Mental Paper Folding ✨ Lost Path ➡️ Pattern Continue 🌀 Pentago — strategy & combinatorics 🔢 15-Puzzle 🚧 Quoridor — strategy & planning 🔣 Raven's Matrices ↔️ Reverse Arrows ⚫ Reversi — strategy & spatial counting 🔃 Rule Switcher ⏱️ Schulte Grid 🥤 Shell Game 🎮 Simon (colors) 🔵 Simon Effect 📦 Sokoban — planning & logic 🌈 Stroop — attention & inhibition 🦋 Mirror Grid 🎚️ Task Switching — cognitive flexibility 🗣️ Verbal Memory — verbal working memory 🎴 Card Sorting ❌ Find X 🔗 Zip Game