What does the colour red symbolise in many cultures?
Why is red used in emergency vehicles and warning signs?
What feeling does green give people?
green
Why are leaves and grass green?
What does green mean in traffic lights?
Why do many businesses use the colour blue?
How does the colour blue make people feel?
Where can you find violet flowers in Mexico City?
How old are the violet cave paintings in France?
Where did the name “orange” come from?
What was the original meaning of the word “orange”?
Why is yellow used on school buses and road signs?
How does yellow help readers?
Why was indigo clothing rare in the past?
What do we often use indigo to make today?
What colour makes you feel happy or excited? Why?
