Math & Logic

Why do we need zero in math

Why do we need zero in math?
How can shapes help us build things

How can shapes help us build things?
What is symmetry and why does it matter

What is symmetry and why does it matter?
How do patterns help us solve puzzles

How do patterns help us solve puzzles?
Why is estimation useful in real life

Why is estimation useful in real life?
why-is-two-plus-two-always-four

Why is 2 plus 2 always 4?
What is a triangle

What is a triangle?
Why do we need to count

Why do we need to count?
How do clocks tell time

How do clocks tell time?
What is a pattern

What is a pattern?