Introduce children to an inspiring climate change activist with the help of this Who is Greta Thunberg? worksheet. This booklet follows the young change-maker's journey from lone student protester to become the face of an international movement to protect the Earth from harmful carbon emissions. Geared toward students in third through fifth grade, this reader is a great way to engage children in Earth Day discussions while building vocabulary and boosting nonfiction comprehension skills. Print this worksheet single or double-sided, then cut the pages in half and staple them together to create two separate booklets.