Example 1: An airplane is a big vehicle that carries many people and flies fast through the clouds.
Example 2: A helicopter is a smaller flying vehicle that can hover in one place and fly up and down easily.
Example 3: A hot air balloon is a colorful balloon filled with hot air that floats gently in the sky, often used for fun rides.
Fun Fact: Some drones also fly in the sky! They are like small remote-controlled helicopters used for taking pictures or delivering things.