Online animation introduces the concept of factors.*4*Math lesson also provides limited sample questions at the end of the topic.*4**4**1*FACTORS*2*Explains a factor is a number that can be divided into another number without a remainder.*4*Explains some numbers only have two factors, while others have many factors.*4*Explains factor trees allow us to find the prime factors of a number.*4**4**4*Useful for teachers of maths.