ME1 Section 3.1: Factors, Multiples, Primes, and Composites Workbook Solutions: ME1 3.1 key Activity Worksheets: ME1 Chp 3 Possible Rectangle Table ME1 Chp 3 Sieve of Eratosthenes ME1 Chp 3 Factor Bingo ME1 Chp 3 Product Bingo