In this animated activity, learners examine the two major phases of cell division: mitosis and cytokinesis.

In this animated and interactive object, learners examine ventilation, external and internal respiration, and gas transport.

In this interactive learning object, students answer multiple choice questions about medications, nursing implications, and client outcomes of gastrointestinal management. A correct answer gives the learner a square on a Tic-Tac-Toe board. The student may play against the computer or with one other person.

Learners categorize cardiac risk factors and match the signs and symptoms of cardiac distress with the correct terms.

In this animated object, learners examine the different types of joints and their movements.

In this animated object, learners view molecules as they collide and move between two different solutions. They also observe what happens when the temperature of the solutions is raised or lowered.

In this animated activity, learners examine nanotechnology applications that are based on cell membrane structure and function.

Viewers watch an introduction to monosaccharides, disaccharides, and polysaccharides. The processes for dehydration synthesis and hydrolysis.

In this video you'll study the structure of the cell membrane and construct it using the correct molecules.

Slither the snake to the correct answer

arrange the levels from lowest magnitude to highest

4th - 6th grade students identify terms in a food chain.