A vibrant cartoon with colours and smooth animation. Create a cute, colorful 2D cartoon educational video, exactly 10 seconds long, teaching the Korean vowel ㅏ. 0-3 seconds: A cute cartoon character points to a large, clear Korean character "ㅏ" on a classroom board. 3-6 seconds: The character says "아" and the syllable "아" appears large on the screen. 6-10 seconds: Show "ㅏ ㅏ ㅏ" appearing one by one with a fun bounce animation. The character points to each letter and encourages repetition. Style: cute Korean educational cartoon, colorful 2D animation, clean classroom, friendly character, smooth animation, simple and attractive design. IMPORTANT: Keep "ㅏ" and "아" perfectly accurate and readable. No other Korean letters. No extra text. Exactly 10 seconds.