Can you finish microbial treasure hunt in about 30 min?
You will discover the diversity of microorganisms in everyday food.
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This activity helps students discover the diversity of microorganisms in everyday food. By examining various items, they connect the abstract concept of microbes to tangible examples, highlighting their importance in our lives.
Engaging with real-life examples enhances retention and understanding through embodied cognition. As students physically see and compare different food items, they build a concrete knowledge base, reinforcing the concept of microorganisms and their roles.
1. Gather 5 different food items (like bread, fruit, yogurt, spices, and sugar). 2. Wash your hands and wear gloves. 3. Use a clean toothpick to swab the surface of each item. 4. Place each swab in a separate petri dish with agar jelly (or just sugar water). 5. Label the dishes with the item names and leave them in a warm place. 6. Observe changes over the next few days — what grows and what doesn't?