Ivan Karlovich Arnold

Table of Contents

Introduction References & Edit History Quick Facts & Related Topics

Read Next

Father helping his son with his homework. Parent child student little boy

Pro and Con: Homework

Empty classroom, school

Pro and Con: School Vouchers

Still from the film Deliverance, 1919. The story of Helen Keller and Anne Sullivan. View shows Keller in the cockpit/front seat of an airplane.

How Did Helen Keller Fly a Plane?

Girl student writing in her notebook in classroom in school.

10 Common Questions Kids Have About School, Life, and Being a Student

Standardized test. Multiple choice exam sheet with pencil

Pro and Con: Standardized Tests

Discover

Orange basketball on black background and with low key lighting. Homepage 2010, arts and entertainment, history and society

The 10 Greatest Basketball Players of All Time

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

World Data Locator Map: Australia

Is Australia an Island?

Town of Sisimiut located on the coast of the Davis Strait on Kangerluarsunnguaq Bay, Greenland

The Largest Islands in the World

Ruminant. Deer. Red deer. Cervus elaphus. Buck. Stag. Antlers.

9 of the World’s Deadliest Mammals

Hemp (Cannabis sativa).

9 Mind-Altering Plants

Ivan Karlovich Arnold: References & Edit History

Article Contributors

Primary Contributors

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	First paragraph modernization.	Encyclopaedia Britannica	May 08, 2024
	Anniversary information added.		Jan 01, 2024
	Anniversary information added.		Jan 01, 2024
	New article, written jointly with Victor Palenny, added.	Amy McKenna Anna Komarova	Aug 15, 2014
	New article, written jointly with Anna Komarova, added.	Amy McKenna Victor Palenny	Aug 15, 2014