Interactive Cards: Green glow - Learn with hints and examples visible
Basic Cards: Clean design - Test your knowledge without hints
Challenge Cards: Red glow - Complex patterns for advanced users
Easter Eggs: Gold sparkle - Fun facts and jokes about regex!
Auto-Focus: Input field is automatically selected when you navigate to a new card
Multiple Answers: Most questions accept various correct formats (e.g., ".", "dot", "any character")
Instant Feedback: Green for correct, red for incorrect answers
Progress Tracking: Card counter shows your position in the deck
âĸ Use arrow keys for fastest navigation
âĸ Try different answer formats if your first attempt doesn't work
âĸ Interactive cards teach concepts, basic cards test retention
âĸ Look for the subtle Easter eggs scattered throughout!