Crack the Concept — catchy and activity-focused
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**Skittles Isotopes Lab Activity** Turn isotopes into a colourful, hands-on learning experience! In this engaging activity, students use Skittles to model isotopes, determine their relative abundance, and calculate relative atomic mass using experimental data. The worksheet includes clear instructions, organised data tables, guided calculations, a real-isotope example, and reflection questions—making an abstract chemistry concept visual, practical, and memorable.