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Visit this site: http://www.numberof.net/

Description: "You ask, we count": NumberOf.net answers questions that begin "How many ...?" All entries appear in paragraph form that follow a stock template, and link to references. Science entries have enumerated on numbers of breaths per minute, edges on a cylinder, joints in the human body, germs on hands, kicks per hour during pregnancy, yellow fever cases, pseudoprimes, scientists who believe in evolution, and Rubik's Cube combinations. Other categories include geography, duration (e.g., average number of sleep hours, biweekly pay periods in a year), measurement (IPv4 addresses possible, heartbeats in a lifetime), and "objects" (bicycles in India, arches in the Coliseum, seeds in a pomegranate, pods on London Eye, Silly Bandz sold).

Levels: Elementary, Middle School (6-8)
Languages: English
Resource Types: Fun for Kids, Reference Sources
Math Topics: Number Sense/About Numbers, Applications/Connections

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