intelligence test

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Decoding the concept of human intelligence

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Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.

6 Lakes That Are Drying Up

Time zone map with standard time zones and International Date Line

Why Are Some Time Zones 30 Minutes Off Instead of an Hour?

Salem Witch Trials. Photogravure after the painting by Walter McEwen titled - The Witches - circa 1890s.

How Rye Bread May Have Caused the Salem Witch Trials

Middle East bee locator map

Are the Middle East and the Near East the Same Thing?

Paul Revere. "The bloody massacre perpetrated in King Street Boston on March 5th 1770 by a party of the 29th Regt.," engraved by Paul Revere. Boston Massacre.

There’s a Riot Goin’ On: Riots in U.S. History (Part One)

Demystified - Do Lemmings Really Commit Mass Suicide? illustration

Do Lemmings Really Commit Mass Suicide?

Scolex (head) of the tapeworm Taenia solium. The hooks of the scolex enable the tapeworm to attach to the intestinal wall.

Uninvited Guests: The 7 Worst Parasitic Worms

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Decoding the concept of human intelligence

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Topics

Wechsler Preschool and Primary Scale of Intelligence Binet Intelligence Test Wechsler–Bellevue Intelligence Scale Stanford-Binet Intelligence Scale Wechsler Adult Intelligence Scale human intelligence psychological testing personality assessment ipsative measurement aptitude test ecological validity mental age IQ

Key People

Otto Klineberg

psychologist