Find the factors puzzles for practicing the multiplication tables
Here are neat puzzles to review factors in multiplication, the multiplication tables -- and consequently, the basic division facts -- all in the same "package"!
Or, just use them as cool logic puzzles. ☺
They're called Find the Factors puzzles.
This page explains how to solve them.
On this page you'll find a vast amount of them, as Excel spreadsheets:
Like the author says, "The more multiplication facts you know, the easier these puzzles become. Working on these puzzles can help you learn the multiplication table better."