Boothroyd, Jennifer

Simple text and photographs introduce endangered and extinct reptiles, including the tiger chameleon, the hawksbill turtle, and several of the dinosaurs.

Simple text and photographs introduce endangered and extinct mammals, including the Ganges dolphin, Asian elephants, and the saber-toothed tiger.

Simple text and photographs introduce endangered and extinct invertebrates, including Greek red damsels, Oahu tree snails, Staghorn coral, pink velvet worms, trilobites, ammonites, and more.

Simple text and photographs introduce endangered and extinct fish, including the winter skates, the bocaccio rockfish, the cape seahorse, the megalodon and the eobothus.

Simple text and photographs introduce endangered and extinct birds, including the California condor, crested ibis, dodo bird, and passenger pigeons.

Simple text and photographs describe how hang gliders work.

Photographs and simple text identify the different types of animals that live in trees.

Introduces young readers to the basic physics concept of matter, including size, weight, and density.

This is a brief biography of William Penn, who wanted people to worship freely and be treated fairly.

Tells about the importance of the environment to animals. Shows how they have adapted to their environments.