If your children are in 3rd grade, it's time for you to introduce them to algebra. But, before you go ahead, make sure they are well versed in basic math, mainly addition, subtracting, multiplying and division. If they are not up to the mark, we advise you to give them extra practice in these areas. Once they gain confidence or show improvement only then introduce them to algebra.
This page covers many algebra lessons on varied topics such as algebraic expression, simplifying algebraic expression, two variable expression, multi variable expression, and many others. You can start with writing variable expressions for addition and subtraction, followed by multiplication and division.
Now it's time for advanced level! So, get your children ready for two variable expressions for addition, subtraction, multiplication and division. Continued practice will give them problem-solving skills, and also gear them up for high school and college-level math.