Some molecules move through a membrane with diffusion while others require protein channels. The video and interactive discuss both types of passive transport. Challenge questions allow scholars to demonstrate their understanding.

In this interactive grammar learning exercise, students read the 10 sentences which include sets of nouns and identify the proper group noun to use. Students can view the answers from the drop down menu.

In this online/interactive verbs worksheet, students read and complete sentences with the correct forms of present simple or present continuous verbs. Students fill in 11 blanks.

For this word groups worksheet, students decide which category the group of words they are given fit in to. Students complete 10 problems total.

In this online quiz worksheet, students answer a set of trivia questions about buying and selling horses terminology. Page has a link to submit answers for review.

In this beginning sentence completion exercise 16 worksheet, students complete 10 sentences, interactively, with the correct word(s) with immediate feedback.