This ancient Greek and Roman toy, made of a disc and string, is still a favorite of children today for its mesmerizing up-and-down motion.
What is a yo-yo?
In 1868, this president issued a sweeping pardon to Confederate soldiers after the Civil War to promote national unity.
Who was Andrew Johnson?
This renewable energy source relies on the natural movement of air and is harvested using large turbines, often located in farms or offshore.
What is wind energy?
This DC Comics superhero, often dressed in a red suit with a lightning bolt emblem, is known for his super-speed and nickname "The Scarlet Speedster."
Who is The Flash?
This state is home to Acadia National Park, where you can watch the sunrise before anyone else in the United States.
What is Maine?
Invented in 1943, this coiled metal spring toy "walks" down stairs and became an iconic American toy.
What is a Slinky?
On September 8, 1974, this president pardoned his predecessor, Richard Nixon, for any crimes he might have committed during the Watergate scandal.
Who was Gerald Ford?
Harnessing the Earth's internal heat, this energy source is used for electricity and heating in regions like Iceland and California.
What is geothermal energy?
This fictional fast-food mascot, dressed in a red-striped apron over a white suit, is known for representing a chain famous for fried chicken.
Who is Colonel Sanders?
This New Jersey island features the country's oldest boardwalk and is famous for its saltwater taffy.
What is Atlantic City?
First introduced in 1959, this doll took the world by storm, representing changing fashion trends for girls everywhere.
What is Barbie?
Known for his humanitarian work later in life, this former president controversially pardoned draft dodgers of the Vietnam War in 1977.
Who was Jimmy Carter?
This energy source, produced by the splitting or fusing of atoms, powers submarines and generates electricity with no direct carbon emissions.
What is nuclear energy?
Known for wearing a red Chicago Bulls uniform, this basketball legend is widely regarded as one of the greatest athletes of all time, winning six NBA championships.
Who is Michael Jordan?
Completed in 1883, this engineering marvel connects Manhattan and Brooklyn, becoming the first steel-wire suspension bridge in the world.
What is the Brooklyn Bridge?
While now used for intricate chain reaction setups, these rectangular game pieces were originally designed for a simpler tabletop game of strategy and chance.
What are dominoes?
This infamous governor of Illinois was pardoned by Donald Trump in 2020 after serving part of a 14-year sentence for corruption.
Who is Rod Blagojevich?
Derived from organic materials like wood, crop waste, and algae, this form of energy can be converted into biofuels like ethanol and biodiesel.
What is biomass energy?
This iconic character from Monopoly, often depicted wearing a red bow tie, represents the spirit of capitalism and board game rivalries.
Who is Rich Uncle Pennybags?
The US Capitol Building, the oldest public building in the US and completed in 1793 is situated in this city.
What is Washington D.C.?
This hypnotic toy, popularized in the 20th century, features a magnetized wheel that glides along a U-shaped track, propelled by tilting motions that create a mesmerizing spin.
What is the Gyro Wheel (or Whee-lo)?
This U.S. president posthumously pardoned heavyweight boxing champion Jack Johnson in 2018, more than 70 years after his death.
Who was Donald Trump?
This ancient energy source, revived by modern technology, uses large mirrors or panels to harness sunlight for electricity and heating.
What is solar energy?
This beloved children’s character, wearing a red-and-white striped shirt, is always hiding in the pages of puzzle books.
Who is Waldo?
Before it found its home in Independence Hall in 1876, this iconic American symbol of liberty moved between multiple Philadelphia locations, including a brief stay in a shed.
What is the Liberty Bell?