Math can be made interesting with challenges and puzzles, funny math jokes, and brain teasers. When math is all around us, how could it not be fun?

For you to understand the fun side of math, we've collected a list of math facts. Check them out.

- -40 °C is the same as -40 °F.
- If a room has 23 people, there's a 50% chance that two of them will have the same birthday.
- There is no zero in Roman numerals.
- There's only one number that is spelled in alphabetical order: forty.
- Odd numbers have an "e" in them.
- It takes light from the sun approximately 495 seconds, or 8 minutes and 15 seconds on March 14th, to reach us here on earth.
- It takes Canada geese 2,000 to 3,000 thousand miles to migrate south and north during the winter and summer.
- LEGO produces 36, 000 pieces every minute in its factory.
- The moon's radius is about 1,079.6 miles.
- Have you ever played Go Fish? You can safely assume that the exact order of the cards you have in your hand has never been seen before.
- Approximately 70% of the planet's surface is covered in water. Yet only 3% of earth's water is freshwater, and two-thirds of it is frozen in ice sheets and glaciers. Lakes and rivers make up the remaining third.
- Baseball diamonds are rhombus-shaped. Rhombuses are parallelograms with opposite angles, opposite obtuse angles, and equal sides.
- An adult squirrel can run at about 20 mph.
- The fastest pitchers in the pro baseball league throw at around 100 mph.
- There are around 100,000 hairs on the average person's head, and that number drops by 50 to 100 each day.
- 31% of the land surface on earth is covered by forests.
- We don't really have 365 days in a year. Instead, we have 365.2564 days! This is why we have a leap year every four years.
- It is estimated that 58 million pounds of chocolate are bought in the United States in the week leading up to Valentine's Day.
- Texas is the perfect place for a road trip! There are 679,917 miles of roads in Texas, the state with the most roads in the United States.
- Watch out for volcanoes if you're taking a vacation to Hawaii! Lava in a Hawaiian volcano's tubes reaches a temperature of 2,200 degrees Fahrenheit.
- With a sprint speed of 28 miles per hour, Usain Bolt is one of the fastest runners alive.
- Despite its size, cheetahs can run 76 miles per hour and go from 0 to 68 miles per hour in less than three seconds.
- It is estimated that Mount Everest weighs 357 trillion pounds.