Using worksheets as the learning media is one of a good way. Besides using some videos and pictures, you can try to use this kind of media. By using this media, what you just need is to print out the file. Thus, you must find some files to be printed. The files can be grabbed from the internet or created by your own. Sometimes, a teacher has limited time to make a learning media. They prefer to find some learning media from the internet.
In learning math, the skills that must be mastered are multiplication, fraction, subtraction, and many others. Before going with all those skills, you need to introduce the numbers. If you a teacher and want to make your students mastered in math, you can teach your students with math using this Free Multiplication Worksheets.