Bats

by Valerie Pitt

Published 1 January 1976
Discusses the physical characteristics and habits of and the myths and superstitions about bats.

Whales

by Helen Hoke and Valerie Pitt

Published 11 December 1973
Describes the characteristics and habits which all whales have in common and the distinctive features of the different kinds of whales, including dolphins and porpoises.

Fleas

by Helen Hoke and Valerie Pitt

Published May 1972

Etiquette

by Helen Hoke

Published 1 January 1970
Explains the basic social rules for dining, making introductions, visiting away from home, giving parties, talking on the telephone, and writing letters.

Tropical Mammals

by Helen Hoke

Published December 1968

Arctic Mammals

by Helen Hoke

Published December 1970
Describes briefly nineteen mammals native to the coldest areas of the northern hemisphere. Includes the walrus, whale, lemming, wolverine, caribou, and musk-ox.

First Book of Ants

by Helen Hoke

Published 1 March 1970