Introduction – What Happens to Our Trash? Have you ever thrown something away and wondered, “Where does it go?” Every day, we toss out wrappers, bottles, food scraps, and more.
Introduction – What Makes Things Go? Have you ever wondered what makes cars move, rockets launch, or even candles burn? The secret lies in something powerful—fuels! Fuels are substances that
Introduction – What’s That Sour Taste? Have you ever tasted a lemon and felt your face scrunch up? Or used soap that made your hands feel slippery? That’s because you're
Introduction – Where Does Water Go? Ever wondered where the rain comes from, or where puddles disappear to after a sunny day? Water doesn’t just sit still—it keeps moving in
Introduction – What’s in the Air We Breathe? Take a deep breath. Feels good, right? But have you ever wondered what’s actually in the air you just breathed in? It’s
(Transparency, Solubility) Introduction – What Are Material Properties? Every object around you is made of some material—wood, metal, plastic, glass, and more. But have you noticed how some things let
Introduction – What Does Separation Mean? Have you ever picked out the onions from your food? Or used a strainer to drain rice? That’s separation in action! Separation means taking
Introduction – What Are Changes and Why Do They Matter? Have you noticed how ice turns into water or how bread turns brown when toasted? These are examples of changes