challenge calculator

Spin-off of "Challenge: Calculator"

Made using: Khan Academy Computer Science.

Function returns

Functions need to be told to return the values that they calculate or it's just wasted code.

Moles in holes

Spin-off of "Challenge: Moles in Holes"

Made using: Khan Academy Computer Science.

function parameters

Function Parameters tell a function to expect certain input,which it will be told what to do with in the function definition.