Even the best can cause problems. Here is how to fix them:
Sample Workflow: Generate 4x4 Colorku Cards Using a Scripted Approach colorku puzzle cards pdf
Unlike a physical board where you have to reset marbles by hand, a printed PDF card allows you to use colored pencils or markers. When you finish a puzzle, you throw away the sheet or flip to the next one. No cleanup required. Even the best can cause problems
Physical Colorku boards (usually wooden with colored marbles) are beautiful but expensive and bulky. A offers several distinct advantages: colorku puzzle cards pdf