I can move about freely, but you cannot. The class models the movement through cell membranes by way of passive and active transport. Members of the class play the roles of various proteins, atoms, compounds, and cell actions and mimic...

Two transportation companies must decide the best way to compete. How will that decision affect their prices? Using College Board materials, future test takers examine the problem and think critically to solve it. Other prompts examine...

In this interactive grammar worksheet, 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.

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 America worksheet, learners read a paragraph about America and change the verbs to the correct form. Students complete this for 18 verbs.

In this module you will be able to test your understanding of how light energy is converted into different forms of chemical energy during photosynthesis, to review the equations for the light reactions of photosynthesis, and to explore...