IXL A.1 Grade 10
A Bear in the Army
A Polish Army Unit
Rap Goes Mainstream
An innovative performance and financial need led Sylvia Robinson to produce the first commercial rap single.
The War of the Worlds Hoax
As a result of a news-style radio performance, some War of the Worlds
Rosa Parks: Lifelong Activist
As an activist and a leader, Rosa Parks devoted her life to civil rights.
Maggots as Medicine
As noted by William Baer, some
The Triangle Shirtwaist Fire
Because of the Triangle Shirtwaist
Chimpanzees and Humans
Chimpanzees and humans have
Muggsy Bogues: Standing Tall
Despite others' negative ideas
Deaf President Now
Due to the considerable efforts of the Deaf President Now movement,
How Fevers Help
Fevers are useful because they help
Discovering Penicillin
Fleming's chance observation of the antibacterial
Different Kinds of Leaders
Genghis Khan rules with fear and might
New Teen Literature
In contrast to most previous novels written for
Bringing Books to People
In her quest to expand library access, Mary Titcomb
Berlin Wall Tunnel
In order to rescue loved ones trapped in East Berlin
Camera-Like Memory
Individuals with eidetic memory
Flu Confusion
It addresses a common misconception about the flu shot.
Transforming Children's Television
It compares the motivation of the creators of Sesame Street with that of Fred Rogers.
Bringing Books to People
It describes Titcomb's plant to improve
Overlooked Women in Science
It describes an incident when a female scientist
How Fevers Help
It describes one manner in which fevers
Synesthesia: Mixed-Up Senses
It describes the world's origin
The Race to Space
It details the motivation for creating NASA.
Different Kinds of Leaders
It draws a contrast between the two leaders'
Muggsy Bogues: Standing Tall
It emphasizes the extent to which people focused
The War of the Worlds Hoax
It establishes that some people truly believed that the
Maggots as Medicine
It establishes the modern-day relevance
Rosa Parks: Lifelong Activist
It establishes when Parks began
Rap Goes Mainstream
It explains why Robinson was open to taking risk on rap.
Saving the Manatee
It highlights a successful conservation strategy
Camera-Like Memory
It highlights the limitations of eidetic memory.
Crystal Caves of Mexico
It identifies a condition that led to the
Berlin Wall Tunnel
It identifies a method used to rescue loved ones
The Triangle Shirtwaist Fire
It identifies the conditions that led to the great loss
A Bear in the Army
It identifies the problem the soldiers
Deaf President Now
It identifies the source of conflict between the university and its students.
Sign Language on Martha's Vineyard
It illustrates how naturals and widespread
The Bolshevik-Menshevik Divide
It illustrates one way that the Mensheviks differed from the Bolsheviks.
A Step for Democracy
It illustrates the effect of the Magna Carta
Fast or Slow?
It illustrates the slow mode using a specific example.
Discovering Penicillin
It indicates the unintentional nature of Fleming's discovery
Keeping Preemies Warm
It indicates why incubators aren't a practical solution for all preemies.
Emergency!
It provides background information about
New Teen Literature
It sets up the contrast between earlier teen novels and The Outsiders
Chimpanzees and Humans
It specifies the extent of the genetic similarity
Transforming Children's Television
Mister Rogers' Neighborhood and Sesame Street were television programs that both dealt with issues previously unaddressed in children's programming.
Synesthesia: Mixed-Up Senses
People with synesthesia experience
Crystal Caves of Mexico
Specific conditions in the Cave of Crystals
Keeping Preemies Warm
Stanford students developed a baby warmer for use in the home
Saving the Manatee
Thanks to conservation efforts, Florida
Fast or Slow?
The "fast" mode of thinking is helpful
The Bolshevik-Menshevik Divide
The Bolsheviks wanted a small governing group
A Step for Democracy
The Magna Carta set the stage for democratic
Flu Confusion
The flu and the stomach flue are separate conditions
Sign Language on Martha's Vineyard
The high incidence of deafness on Martha's
The Race to Space
The launch of Sputnik 1 by the soviet union
Emergency!
To replace an inefficient emergency call system, the U.S. government
Overlooked Women in Science
Women have often failed to recieve
