Solid Starts on Instagram: "A lot of people will offer you a lot of advice when your baby is ready to start solids. But trust us on this one: Letting your baby self-feed (with spoons or hands) at 6 months is the most developmentally appropriate move. That’s because the building blocks for learning to eat are in high gear prior to 8 months of age, and then from 9 to 12 months, they start to fade. Additionally, today’s evidence shows us that when babies are exposed to a wide variety of colorful fo

Explore l Learn l Facts on Instagram: "He built a screw tank that can drive through deep mud by using rotating helical cylinders instead of wheels or tracks, allowing the vehicle to pull itself forward where normal machines would sink. As the screws spin, they bite into soft ground and push material backward, creating thrust and keeping the vehicle afloat on mud, snow, or swamps. This unusual design spreads weight evenly and turns unstable terrain into a usable surface, proving that smart engine