This adorable kawaii-style rainbow cake is ready to brighten up any coloring session! The sweet slice features a cheerful face with big sparkling eyes and a happy smile, layered with colorful bands that make it look absolutely irresistible. The simple, clean lines are perfect for young artists aged 3 to 12, making it easy to fill in with whatever rainbow colors they love most. Kids can let their imagination run wild choosing bright pinks, purples, yellows, and blues for each delicious layer. Download this free printable PDF and set your little one up for a fun and creative activity any time the mood strikes — no prep needed!