This enrichment clip card center for first grade is perfect advanced students who need a challenge. Using 1st grade math vocabulary, students read clues to identify a number from 1 to 10. In order to be successful in this center, students should know the vocabulary words even, odd, greater than, less than, sum, difference, and equal. This center includes · 24 student cards with 3 clues each · 6 student cards with 5 clues each · 6 student challenge cards with 3 or 5 clues each (may have 1 - 3