Students read all about seaweed and answer standards-based comprehension questions in this four-page reading comprehension worksheet.

Children learn about the environmental activist and women's rights advocate Wangari Maathai. Students will read a biography about the first African woman to win a Nobel Peace Prize and answer nonfiction comprehension questions about the text.

In this worksheet, children discover what plastic is, how it is manufactured, as well as its history and about attempts to reduce plastic waste.