Lesson 3: Operators, Expressions and Type Conversion in JavaScript
A score of 10 plus 5 looks simple, but what exactly is JavaScript doing with those symbols and values? The result is the number 15, not unfinished code. Open Full Article...
operator precedence
Lesson 11: Combining Conditions With And, Or and Not
What happens when Python needs one decision based on several true-or-false questions? Open Full Article...
Lesson 4: Numbers and Calculations in Python (Parent Q&A)
This guide explains the main ideas in Lesson 4, including Python’s number types, arithmetic operators and the order of operations. Open Full Article...
Lesson 4: Numbers and Calculations in Python (Teach This Topic)
This guide supports teaching the finished lesson on Python numbers, arithmetic operators and calculation order. Open Full Article...
Lesson 4: Numbers and Calculations in Python
If Python can remember numbers, can it also work things out with them? Open Full Article...