50 words about

Provides simple definitions for fifty words related to insects along with sample sentences using each word.

Provides simple definitions for fifty words related to plants along with sample sentences using each word.

Provides simple definitions for fifty words related to dinosaurs along with sample sentences using each word.

Provides simple definitions for fifty words related to astronomy and space exploration along with sample sentences using each word.

Lists and defines a variety of terms related to weather, from "arid" to "wind.".

Provides simple definitions for fifty words related to animals along with sample sentences using each word.