True or False: Astronomers discovered a planet made of diamonds. 9 --
True or False: Horses can't vomit. 11 --
What is California's official state sport? 13 --
Who was Nintendo's famous video game character Mario named after? 15 --
True or False: Ligers can be found in the wild. 17 --
Which of these natural features is there more of? 19 --
True or False: Shark and human eyes are nearly identical. 21 --
Which diseases did George Washington survive? 23 --
In the United States, what percentage of dog owners let their pets sleep in bed with them? 25 --
For each minute of the day, hew much rain falls to Earth? 27 --
True or False: Your body can't sink in the Dead Sea. 29 --
True or False: In some courts, a bloodhound's sense of smell can be used as evidence. 31 --
What was the first toy to be advertised on TV? 33 --
Where is the fastest muscle in the body? 35 --
How many hairs per square inch does a house cat have? 37 --
True or False: In ancient Rome, only men could be gladiators. 39 --
Which land mammal has a lopsided heart? 41 --
In which country can you find people living on floating islands? 43 --
True or False: Lead can turn into gold. 45 --
Which group of animals lived on Earth first? 47 --
How many years did the oldest recorded cat live? 49 --
True or False: A worm can never dry out. 51 --
If you laid out your lungs flat, about how big would they be? 53 --
What do bower birds and octopuses nave In common? 55 --
Why does dry ice burn your skin? 57 --
What makes cheetahs different from other big cats? 59 --
True or False: The Hope Diamond is the biggest diamond in the world. 61 --
Who invented lacrosse? 63 --
True or False: Alligators can't climb fences. 65 --
What statue will you see If you visit a harbor in Copenhagen, Denmark? 67 --
Which is longer, the small or large intestine? 69 --
How many wings does a butterfly have? 71 --
True or False: Astronauts learn German to work at the International Space Station. 73 --
Tree or False: One type of coral can make its own sunscreen. 75 --
What nationality was Cleopatra? 77 --
What are horse hooves made of? 79 --
True or False: A pineapple can eat you. 81 --
How many layers of skin does a chameleon have 83 --
True or False: No continent spans all four hemispheres. 85 --
True or False: Your brain is about the size of your two fists put together 87 --
What happens to smoke in the weeks after a wildfire? 89 --
Why doesn't aluminum foil get hot? 91 --
True or False: You can buy a robotic dog. 93 --
Which physical ability began to fail artist Claude Monet over time? 95 --
How well can dragonflies see? 97 --
Which character is on a NASA badge of honor? 99 --
True or False: The temperature of a sea turtle's nest determines whether the hatchlings are male or female. 101 --
Which has the most bones? 103 --
True or False: The dust under your bed has bits of insect poop in it. 105 --
True or False: Watching TV can influence the color of your dreams. 107 --
True or False: Meteorologists use math to predict the weather. 109 --
True or False: A killer whale is a type of whale. 111 --
Which continent has the most countries? 113 --
What species of tree is the tallest in the world? 115 --
True or False: In Norway, schools and workplaces pause to watch the Winter Olympics. 117 --
What percentage of your body's bones is in your hands, wrists, feet, and ankles? 119 --
How does the spinifex hopping mouse survive life in the desert? 121 --
True or False: The hottest planet in our solar system is the one closest to the sun. 123 --
How many legs do lobsters, crabs, and shrimp have? 125 --
Original World Cup trophy had which Greek goddess depicted on it? 127 --
True or False: Iceland is shrinking every year. 129 --
True or False: The female emperor penguin takes care of her newly laid egg. 131 --
What is the immune system's primary job? 133 --
True or False: Basest dogs can't bark. 135 --
How many stones did it take to build the Great Pyramid of Khufu? 137 --
Which country has the tallest men on average? 139 --
Which animal has the fastest heartbeat? 141 --
True or False: Baby carrots are young carrots. 143 --
True or False: Sand tiger sharks attack each other in the womb. 145 --
How much does it cost to create an astronaut's space suit? 147 --
True or False: The largest big cat in the world is the jaguar. 149 --
What parts of the body generate body heat? 151 --
Which is longer on Venus? 153 --
True or False: The brain uses 20 percent of the body's oxygen and blood supply. 155 --
How far can a honeybee fly in one day? 157 --
True or False: AH animals get goose bumps. 159 --
How does a snail make its own shell? 161 --
True or False: Lightning is caused by storms in space. 163 --
True or False: Skeletal muscles always come in pairs. 165 --
True or False: Lemurs and humans are in the same family. 167 --
Which is the most populated continent? 169 --
True or False: The sun is yellow. 171 --
True or False: Bald eagles are, indeed, bald. 173 --
What percentage of Saudi Arabia is desert? 175 --
True or False: It's impossible to fold a piece of paper in hair more than seven times. 177 --
True or False: Speech recognition technology is helping researchers understand volcanoes. 179 --
True or False: Elephant tusks are actually teeth. 181 --
True or False: The Mona Lisa lost her eyebrows. 183 --
Which two countries share the longest land border? 185 --
True or False: It's impossible to breathe and swallow at the same time. 187 --
True or False: Bats are shy. 189 --
Teeth are considered part of which body system? 191 --
Which would win a game of tug-of-war: a chimpanzee or the average human? 193 --
True or False: All insects have six legs. 195 --
True or False: Earthquakes can last for more than 30 years. 197 --
True or False: Alaska, U.S.A., has fewer caribou than people. 199 --
Why don't electric planes exist? 201 --
How many muscles does it take to walk one step? 203 --
True or False: insects live in the ocean. 205 --
What is the largest solid organ inside your body? 207 --
How much of the solar system's mass does the sun take up? 209.
