My Snail

by Herbert Wong and Matthew F. Vessel

Published December 1976
A simple description of the characteristics of both land and water snails.

A description of the feeding habits of animals living in and around a pond and how these habits affect the ecology of the area.

My Ladybug

by Herbert Wong and Matthew F. Vessel

Published June 1971

Our Caterpillars

by Herbert Wong and Matthew F. Vessel

Published December 1977
Describes the physical characteristics and habits of caterpillars emphasizing their habitats and ability to metamorphose.

My Plant

by Herbert Wong and Matthew F. Vessel

Published December 1976
A simple introduction to planting and growing plants



Our Tree

by Herbert Wong and Matthew F. Vessel

Published June 1971

Our Earthworms

by Herbert Wong and Matthew F. Vessel

Published December 1977
Three children and their teacher discover by observation the characteristics, habits, and usefulness of earthworms.