Why does lemon juice taste sour and soap feel slippery? It’s all about the pH scale — the measure that tells us how acidic or basic a substance is. In this colorful jigsaw, piece together clues from 1 to 14, discovering how each number defines strength and reactivity. Build your understanding of acids, bases, and neutral solutions through visual fun. As the puzzle completes, watch how color and chemistry come together to explain balance in nature. Play, assemble, and explore the spectrum of science!
