Challenging Science and Literacy Activities for K-9 Students - the Cricket Chronicles by 
Conservation Education and Outreach Techniques by 
Citizen Scientist: searching for heroes and hope in an age of extinction
The dancing bees : Karl von Frisch and the discovery of the honeybee language by 
Carrying capacity : can we balance resource conservation with economic growth? by 
Predator: Life and Death in the African Bush by 
A Guide to Common Freshwater Invertebrates of North America by 
The essential exponential! : for the future of our planet
