Educational Infographic: Relativity for Kids AI Image Prompt

Children's educational infographic poster about {argument name="topic" default="The Theory of Relativity"} with subtitle {argument name="subtitle text" default="Explained for Kids!"} in cute hand-drawn classroom infographic style, bright pastel colors, rounded panels, white background, friendly doodle stars and sparkles, thick outlines, easy-to-understand visual metaphors, playful textbook poster design for elementary school children. Format: vertical poster. Header: title 'The Theory of Relativity', subtitle 'Explained for Kids!', icons: Earth globe, round clock, purple ringed planet. Intro box: left figure cartoon Einstein with wild white hair, brown jacket, green vest, white shirt, raising one finger; text: 'A long time ago, people thought that time was the same for everyone and space (like distance) was always the same too. Einstein had a new idea!'. Layout: Section 1 'The Big Idea' at upper left, text: 'Einstein said: "The speed of light is always the same for everyone!" No matter how fast you are moving, light always travels at the same speed. That speed is about 300,000 km per second!', panel color blue. Section 2 'Time is Relative' at upper right, labels: 'On Earth' and 'On a Fast Rocket', visuals: child standing on Earth, clock on Earth, child inside red rocket with orange flame, clock on rocket, panel color green. Section 3 'Space is Relative (Length Changes)' at middle left, labels: 'normal train length when standing still' and 'shorter-looking train when moving very fast', visuals: train at rest, stretched-motion train with speed lines, panel color purple. Section 4 'Why Does It Matter?' at middle right, labels: 'GPS', 'Space & Black Holes', 'Big and Small', visuals: satellite, spiral galaxy or black hole, atom symbol, panel color orange. Footer: title 'In short:', left figure thoughtful cartoon boy with hand on chin and thought bubble containing yellow star, summary text: 'The faster you move (very, very fast), the slower time goes and the shorter things look! That's the magic of relativity!', right note: 'It's hard to see in everyday life, because we don't move that fast... yet!', extra icon: winking smiley face. Design notes: 4 sections, 12 main icons, typography large playful handwritten title, rounded child-friendly sans serif body text, palette navy blue, sky blue, green, purple, orange, yellow, red, white. Mood: curious, cheerful, educational, kid-friendly.