Parachutes have helped people travel safely from the sky for centuries. Skydivers depend on them, engineers rely on them when bringing space capsules back to Earth and they are used to drop vital supplies, and. A parachute works by catching air and slowing a falling object, so it reaches the ground gently. In this activity you will build your own parachute using a sheet of newspaper and test how slowly you can make it fall.

Why does a cup of hot tea cool down so quickly while a flask keeps it warm for a long time? People have been creating insulated containers for centuries to protect food from losing heat. Travelers packed their meals in covered boxes to keep them warm during long journeys. In this activity you will build a simple hot box that aims to keep heat inside for as long as possible.

What makes a bridge strong enough to hold cars, trains, or even entire buildings above it? From ancient Roman arches to modern structures like the Bandra–Worli Sea Link, bridges have always combined clever design with careful problem solving. In this activity you will explore how shape and structure can make even simple materials strong. You will use a few sheets of paper to build and test your own bridge.