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Across 7. a number with more than two factors 10. a game in which you find the product of two factors to get four-in-a-row 11. the lengths of the sides of a rectangle 12. one of two or more whole numbers that are multiplied to get a product 15. a whole number than can be divided by another number leaving a zero remainder 16. a number with exactly two factors and no more 18. a rectangle with exactly the same length of sides 19. the product of a number and another whole number 20. your best guess about a pattern or relationship

Down 1. two whole numbers that are multiplied to get a product 2. uses circles to group things that belong together 3. the visual shape of the product of two factors (what would it look like if you used blocks) 4. a game between two players to practice finding the factors of whole numbers 5. All the factors of a number except the number itself 6. the product of a number and itself 8. the result when you multiply two numbers 9. a whole number that is not divisible by two 13. a number that divides a given number leaving a zero remainder 14. a whole number divisible by two 17. an ancient mathematical idea of the sum of the factors of a number equaling the number itself