A splendid kit for learning. 108 color-coded number tiles (27 1s, 27 10s, 27 100s, and 27 1000s). Color-coded for place value; colors match those of the number cards. Divided hardwood box with slide lid also includes the 14-card operator set. All arithmetic operators (plus/minus/multiply/divide), plus equation and comparison symbols (equal to, not equal to, less than, greater than, etc.). All on durable plastic cards. Included in Kit I and Kit I Basic (printable in Kit I Virtual).