$6.00
Some things cannot be defined!
Like in math, when a number is divided by zero, it is meaningless and thus considered undefined.
This card is perfect for when things are complicated or when someone needs encouragement or sympathy.
Greeting: some things cannot be defined
Inside: blank
Size: 5.5 x 4.25 in (14 x 10.8 cm)
Quantity: 1 card with envelope
$6.00
For the one who's always right! For the one who can win an argument or debate.This card shows a triangle with a 90 degree angle, also known as a right angle....
$6.00
A set of numbers for apologies and compromises! The mean is the average of all numbers in a set. The median is the middle number in a sequentially arranged set....
$6.00
New beginnings may be bitter or sweet, but is a chance for renewal regardless. This green card shows the structure of methionine, an amino acid that is encoded by a short DNA...
$3.14 $6.00
A card to say you're sorry with a little bit of humour. This lime green card shows the chemical structure of the main gas in flatulence or fart. Suitable as...