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60 passages across four genres — practice the Digital SAT Reading & Writing skills passage by passage.
Maria pressed her palm flat against the stone wall that divided her family’s property from the abandoned garden next door. The stones were w…
2 questions
James folded the letter into thirds and slid it back into the envelope. He had read it four times now, and each time the words settled diffe…
On the first day of her new commute, Elena noticed how the pedestrian bridge swayed underfoot when the wind picked up. By the second week sh…
1 question
Mrs. Okafor placed her hands over Daniel’s on the piano keys, guiding his fingers through the opening bars of Chopin’s Nocturne in E-flat. “…
When the lawyer read the will, Amara was surprised to learn she had inherited not the house or the savings account, but her grandfather’s wo…
Every morning at 5:47, before the rest of the apartment stirred, Rosa brewed coffee in the dark kitchen. She did not turn on the light — she…
The photograph showed three women laughing on a porch — Keiko’s grandmother, her great-aunt, and a woman no one could identify. The unknown …
The tornado siren began at 4:15, and within two minutes the Nguyen family was underground. The cellar smelled of damp concrete and old prese…
Fatima translated for her parents at every doctor’s appointment, every parent-teacher conference, every phone call with the landlord. At twe…
After twenty-two years as a corporate lawyer, Marcus drove past the pottery studio on Route 9 every Tuesday and Thursday evening. He never s…
At the holiday table, Priya’s uncle asked what she planned to do after graduation. “I’m applying to art school,” she said. The silence laste…
Leo’s hands were permanently stained with grease — it had worked itself into the ridges of his fingerprints and settled there like a second …
The chair at the head of the table remained empty at every Sunday dinner for two years after Grandpa Joe died. No one sat there; no one move…
The Used Book Emporium smelled like vanilla and dust, a combination that Nadia associated with possibility. She came every Saturday, not to …
The first snow of the year always made Thomas think of his older brother, who had once told him that each snowflake carried a secret. “They’…
Psychologists Amos Tversky and Daniel Kahneman demonstrated that people’s numerical estimates are heavily influenced by an initial reference…
The Sapir-Whorf hypothesis proposes that the structure of a language shapes its speakers’ worldview and cognition. In its strong form — ling…
In 1968, psychologists John Darley and Bibb Latané conducted experiments showing that individuals are less likely to intervene in an emergen…
Psychologist Carol Dweck’s research distinguishes between fixed and growth mindsets. Individuals with fixed mindsets believe intelligence an…
In 1999, psychologists David Dunning and Justin Kruger published research showing that individuals who perform poorly on tests of logical re…
Walter Mischel’s famous 1972 marshmallow test offered preschoolers a choice: eat one marshmallow now, or wait fifteen minutes for two. Follo…
Psychologist Claude Steele’s research on stereotype threat demonstrates that awareness of negative stereotypes about one’s group can impair …
Confirmation bias — the tendency to seek, interpret, and remember information that confirms preexisting beliefs — is among the most robust f…
A 2017 study published in the American Journal of Preventive Medicine surveyed 1,787 young adults and found that those who spent more than t…
In 1968, ecologist Garrett Hardin described the tragedy of the commons: when a shared resource is available to all, each individual has an i…
The Implicit Association Test (IAT), developed by Anthony Greenwald in 1998, measures unconscious biases by recording how quickly participan…
Economists Gary Becker and Kevin Murphy proposed that addiction can be modeled as rational behavior: individuals choose addictive consumptio…
Researcher James Flynn documented a phenomenon now bearing his name: average IQ scores have risen approximately three points per decade thro…
Kahneman and Tversky’s prospect theory, published in 1979, challenged the classical economic assumption that people evaluate outcomes ration…
In 1982, criminologists James Q. Wilson and George Kelling proposed the broken windows theory: visible signs of disorder and neglect — such …
Beneath the forest floor lies an extensive network of mycorrhizal fungi that connects the root systems of trees across vast distances. These…
CRISPR-Cas9, a gene-editing tool adapted from bacterial immune systems, allows scientists to modify DNA sequences with unprecedented precisi…
As atmospheric carbon dioxide levels have increased, the world’s oceans have absorbed roughly 30% of human-produced CO₂. When CO₂ dissolves …
The human body hosts approximately 38 trillion bacterial cells — slightly more than the 30 trillion human cells — forming an ecosystem known…
Astronomical observations indicate that visible matter — stars, planets, gas — accounts for only about 5% of the universe’s total mass-energ…
Epigenetics studies heritable changes in gene expression that occur without alterations to the DNA sequence itself. Chemical modifications —…
For most of the twentieth century, neuroscientists believed that the adult brain was essentially fixed. This view has been overturned by res…
Antibiotic resistance occurs when bacteria evolve mechanisms to survive drugs designed to kill them. This process is driven by natural selec…
When Alfred Wegener proposed continental drift in 1912, he supported his hypothesis with evidence from matching coastlines, identical fossil…
Circadian rhythms are roughly 24-hour cycles in biological processes regulated by an internal master clock located in the suprachiasmatic nu…
Traditional vaccines introduce weakened or inactivated pathogens to stimulate immune responses. mRNA vaccines use a different approach: they…
Natural photosynthesis converts only about 1-2% of absorbed solar energy into chemical energy stored in glucose. The inefficiency stems from…
Quantum entanglement occurs when two particles become correlated in such a way that measuring a property of one instantaneously determines t…
Coral reefs depend on a symbiotic relationship with zooxanthellae — photosynthetic algae that live within coral tissue, providing up to 90% …
Unlike nuclear DNA, which is inherited from both parents, mitochondrial DNA (mtDNA) is inherited exclusively from the mother. This uniparent…
In his 1845 Narrative, Frederick Douglass recounted how learning to read transformed his understanding of slavery. His enslaver’s wife began…
In Federalist No. 10, James Madison argued that a large republic was better equipped to control the dangers of political factions than a sma…
In Silent Spring (1962), Rachel Carson challenged the chemical industry’s assurance that synthetic pesticides like DDT were safe. Carson doc…
The Declaration of Sentiments, presented at the Seneca Falls Convention in 1848, deliberately echoed the structure and language of the Decla…
In his 1861 State of the Union address, Abraham Lincoln articulated a vision of labor and capital: Labor is prior to, and independent of, ca…
At the 1851 Women’s Rights Convention in Akron, Ohio, Sojourner Truth delivered her famous speech challenging the era’s prevailing arguments…
Franklin D. Roosevelt’s 1933 inaugural address, delivered at the depth of the Great Depression with 25% unemployment, is remembered for the …
In his 1963 Letter from Birmingham Jail, Martin Luther King Jr. responded to white clergymen who had called his demonstrations unwise and un…
In his 1791 Report on Manufactures, Alexander Hamilton argued that the United States should actively promote domestic manufacturing through …
In Resistance to Civil Government (1849), Henry David Thoreau argued that individuals have a duty to resist unjust government policies, even…
In a 1776 letter to her husband John Adams, who was attending the Continental Congress, Abigail Adams urged: Remember the Ladies, and be mor…
In his 1895 Atlanta Exposition speech, Booker T. Washington proposed what became known as the Atlanta Compromise: African Americans should f…
President James Monroe’s 1823 declaration warned European powers that the Western Hemisphere was closed to further colonization and that any…
When Susan B. Anthony was arrested for voting in the 1872 presidential election, she used her trial as a platform to challenge the constitut…
In his 1961 farewell address, President Dwight D. Eisenhower — himself a five-star general — warned against the growing influence of the mil…