Что это?

A highlighter strip is designed to help students so that they don’t skip words or lines when reading.

Где его найти?

Ask the Classroom Teacher.

Как мне его использовать?

Place the see-through strip on the line you want to read, and the lines above and below it are blocked out to maintain concentration. You can use this during read-alouds or when working with a lot of text, such as in a script.