In this preposition quiz instructional activity, students select the preposition that correctly completes a sentence. Students may click on an "answer" button for immediate feedback. A reference web site is given for additional activities.

For this weather verbs worksheet, students practice verb usage. Students are given eight verbs and eight sentences with the verb missing. Students are to complete each sentence with the correct verb.

In this variables worksheet, students are given seven experiments that they read and identify the independent variable, dependent variable, control group and standardizing variable.

In this space station learning exercise, learners read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion questions,...