A new student's practical jokes endanger his fellow students.

A boy tries to make a friend by giving an older boy his father's dangerous antique gun.

On a rock hunting expedition a student finds himself face to face with an angry bear.

A rash of UFO sightings leads Isis to an unscrupulous real estate developer.

To get money for a car, a student steals a dangerous force field generator.

An escaped gorilla menaces the Science Club's camping trip.

A new student is framed for the theft of a rival school's mascot.

An insecure overweight girl running for student council steals Mr. Mason's boat as a publicity stunt. Isis must call upon Captain Marvel to help with the rescue.

A girl learns a lesson about the dangers of hitchhiking when the boy she rides with loses control of his car.

A girl cheats on her chemistry exam and frames a fellow cheerleader in her desperation to become number one.

A Chinese-American girl learns to overcome her shame of her immigrant father's adherence to traditional customs.

Rick is framed for the theft of part of a top-secret government device that can control the weather.

The weather machine thieves kidnap Rick to compel him to turn over the plans for the rest of the weather control machine.

Cindy Lee enters a scrap yard on a dare and stumbles into a ring of car thieves.

Isis helps an innocent man wrongfully accused of a jewel robbery.

The loss of his dog leads a boy into danger as he learns about life and death.

A girl competes with her male rival in a road rally for the presidency of the Car Club, but his cheating puts them in danger.

A student in Mr. Mason's scuba diving class disregards safety rules and Isis must rescue him when he is trapped underwater.

Exploring a ghost town lands Andrea and her students in the clutches of a robbery gang.

A young Latina girl stands up to her brother when he opposes her competing in a model airplane competition.

A student looking for the legendary Bigfoot instead finds a giant man who shuns humanity.

A boy blinded in a riding accident must learn to trust a new guide horse when his family farm is threatened by fire.