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20
×
Exactly one diameter can be formed in a circle.
MYTH. Infinitely many diameters can be formed in a circle.
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20
×
A number can be perfect and friendly.
FACT. In number theory, the numbers 6 and 28 are both perfect and friendly. You can learn more about perfect and friendly numbers in high school.
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banana
Go to last place!
Oops!
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seesaw
Swap points!
Okay!
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shark
Other team loses 5 points!
Okay!
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thief
Give points!
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25
5
×
All prime numbers are odd numbers.
MYTH. 2 is a prime number and it is even.
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20
×
A circle is a polygon with infinitely many vertices.
MYTH. A circle has no vertices. It is also not a polygon.
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15
×
February is the only month that has 28 days.
MYTH. All 12 months have 28 days. Others even have more!
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lifesaver
Give 25 points!
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star
Double points!
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×
rocket
Go to first place!
Okay!
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banana
Go to last place!
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20
×
1000 is the smallest number that when spelled out has the letter a.
FACT. One thousand is indeed the first number that has the letter a in its word form.
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thief
Give points!
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20
25
×
gold
Win 50 points!
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rocket
Go to first place!
Okay!
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banana
Go to last place!
Oops!
20
×
PYTHAGORAS is the father of Mathematics.
MYTH. Archimedes is the known as the father of mathematics. He was a Greek mathematician who lived between 287 BC and 212 BC..
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25
×
Score is a word that can also mean 20.
FACT. Score is a word that refer to a group of 20. A score can also refer to a span of 20 years.
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15
×
A square is also rectangle.
FACT. All squares are considered rectangles because they have four right angles.
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15
×
Four is the only number that has the same number of letters as its value.
FACT. Need I say more? four. four letters.
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25
×
Leonardo da Vinci, the artist who painted the Monalisa, was also a mathematician.
FACT. Leonardo da Vinci was a polymath. He was a scientist, mathematician, artist, engineer, and more.
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20
×
The word hundred comes from a word that means 120.
FACT. Hundred comes from the Norse word "hundrath" which means 120.
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25
×
All irregular polygons do not have any right angles.
MYTH. A rectangle is an irregular quadrilateral and all of its angles measure 90 degrees.
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