On her way home from school Alex Mack is practically hit by a truck. The truck is carrying a top-secret chemical and spills it on Alex. Alex learns...

Alex and Raymond are continually harassed by upperclassmen Jessica and Ellen. One afternoon Jessica trips Alex in the school cafeteria as Alex...

Alex asks her sister for help with a class science project, but ends up using her power to impress the teacher. This gets her into trouble when the...

At career day at the plant, Alex is taped using her powers and she, Ray and Annie have to sneak back and get the tape.

The big dance is just around the corner and Alex still hasn't been asked by the only person she cares to go with. Everybody knows she dreams of going...

Annie's science project has been chosen as a finalist for the big science fair to be held at the Paradise Valley Chemical Plant. The whole Mack...

Alex, Raymond, and Nicole are facing their first junior high school midterm in history class. Libby, the most popular girl in school, has her own...

Alex and Ray have a falling-out and Alex is afraid Ray will disclose her secret to the plant.

In anger, Alex jeopardizes her mom's job. Later, she tries to make it up to her.

A reporter from the Planet newspaper comes to the Macks' house to do a story; Alex's cold makes her powers go haywire.

Annie considers going away to school. Meanwhile, Alex's powers are going haywire and she must convince Annie not to go.

Alex uses her powers to save Ray after he freezes at a school music recital.

Alex and Dad have trouble connecting. They go on a day trip together and chaos ensues.