To teach language to the youngest students, you first introduce them to the letters of the alphabet and the sounds that the letters make. Next, you step forward into combining letters into simple words, then sentences. 

To teach math, you start with numbers, then counting, then basic addition and subtraction.

So, where do you start when it comes to teaching kindergarten through middle school students the basics of computer science? ZDNet asked, and here's what three education experts said.

Expert: Sometimes failure is part of learning in computer science

Kim Wilkens

Kim Wilkens said one of the first messages she shares with teachers who are learning about computer science is that problem-solving through trial and error