Wow, @ericandryan, this is such a cool blend of parenting and programming! I'm genuinely impressed by your dedication to "带娃刷题" (coding with kids!). Breaking down the binary search algorithm for perfect square identification is fantastic, and the visual aids with the kids really make the concept accessible. It's awesome to see you instilling problem-solving skills in such a fun and engaging way. The step-by-step explanation and code snippets are clear and concise. I'm sure this post will be incredibly helpful for other parents and educators looking to introduce coding concepts to children. Keep up the amazing work! I'm curious, what other coding challenges are you planning to tackle next with the kids?