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Grades 6-8

Lauren YNA thumbnail

Young Naturalist Awards Essay

Pumpkin Purifier: Removal of Toxic Metals from Water Using Curcurbita Agricultural Waste

Because heavy metals enter water through many sources, scientists are motivated to develop purification and extraction methods. Some of these techniques have been successful, but at great cost or with detrimental effects to the environment. The purpose of this experiment was to determine if the agricultural by-product Curcurbita (pumpkin) could be used to remove metal ions from an aqueous solution. 

Danielle YNA thumbnail

Young Naturalist Awards Essay

The Prevalence of Ophryocystis elektroscirrha Infections in the Monarch Butterfly (Danaus plexippus): A Study of the Protozoan Parasite in a Wild Po...

High in the eucalyptus trees in coastal southern California, a cluster of migrating monarch butterflies formed huddled masses, as if to brave the chill. I could appreciate their need for warmth as my own wind-chilled fingers refused to move, making the delicate task of handling one of the netted butterflies even more challenging. 

Tiffany YNA thumbnail

Young Naturalist Awards Essay

Comparison of a Parrotlet’s Seed Preference

A visit to her best friend's house inspired this young naturalist to learn more about parrotlets and to design an experiment to determine their favorite seeds. See her findings.

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Activity

North American Mammals Coloring Book

More than 500 mammal species live in North America today. Travel from Alaska to Mexico to find out how six different species survive in their habitats. Then bring them to life with this coloring book.

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