For this ozone layer day worksheet, students read or listen to a passage about ozone layer day, then match phrases, fill in the blanks, choose words, unscramble words and sentences, put sentences in order, write discussion questions and...

In this online interactive English worksheet, students watch an embedded video about global warming, read a selection about the ozone layer, and then respond to 18 fill in the blank and short answer...

In this middle to high school math worksheet, students practice solving short work problems that involve percents. They solve 12 problems on the page.

In this immune system worksheet, students identify and name treatments that are currently available for the AIDS virus. Then they discuss some potential vaccines. Students also describe how new AIDS drugs are tested.

In this dry cleaning worksheet, learners read about the chemicals used to clean clothes and the alternative possibilities for dry cleaning use. Students answer three critical thinking questions about the dangers of the chemical agents...

In this subject/verb agreement activity, students select the correct verb to complete sentences. Students may check answers by clicking on a "button."

For this ESL environmental problem worksheet, students work with a partner to explain a set of terms, then divide a set of words that have to do with the environment into syllables.