Second person describes text that is written as if speaking to the reader, using second person pronouns, like you and your. Often, second person is used in instructions or even advertising, to directly address the reader. An example of a sentence written in second person is: Take your paintbrush and begin adding spots of paint to your canvas.
Your child will understand second person in their English lessons - they’ll probably use second person pronouns before learning exactly how they differ to first and third person pronouns. If your child is reading instructions or advertisements or persuasive writing, they’ll probably come across the second person. Take a look at the Twinkl Teaching Wiki for another definition of second person.
Use this brilliant PowerPoint as a fun way to check your child can tell the difference between first, second and third person. It also contains some examples of where each might be used. Why not challenge your child to try these worksheets to practise using the different pronouns? If your child is inspired to do some second person writing - perhaps a set of instructions or a persuasive speech - encourage them to refer to this pronoun chart poster.