Introduction You might have wondered why skis, which are featured in several events, are so long. The skis used at the Olympics are of top-notch quality. Researchers tinker with every detail, from the materials they are made of to the shape they are cut in. The equipment is tested carefully, as details like these can …
Gravity is the force that pulls objects of mass toward each other. You know from experience that if you drop an object, it falls down toward the ground—not sideways or up—because the gravity created by Earth’s large mass pulls the object down. Gravity acts between any two objects that have mass, even two pencils lying on your …
Introduction Milk is truly a multipurpose liquid. By itself, milk is a healthy and nutrient-rich beverage, but when you start treating milk in various processes, all kinds of other products can be created, such as butter, yogurt, buttermilk, and cheese. Milk mostly consists of fat, protein, lactose, and water. The fat is suspended in milk water …
A radio is an electrical device that receives an invisible signal, or radio wave, from a radio station and converts the signal into sound that we hear and understand. A radio wave is a type of electromagnetic radiation that can be used to convey audio information. Radio waves have energy associated with them. Using a transmitter and an …
While testing out the kite designs kids will learn about how lift and air pressure work together to make things fly! Kites have been constructed and flown for thousands of years. They have been used for fun, for military exercises, and for scientific purposes. You may know that Benjamin Franklin used a kite to show …
How to use engineering design skills to make and build a kite Read More »
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Rooftop gardens Materials Two shoeboxes, photo storage boxes, or half-gallon size cardboard milk cartons. The boxes should be the same size, color, and shape. Sod, available at most nurseries or garden supply stores. Alternatively, a small amount of moist soil, some freshly pulled weeds, and tape may be used. Exacto knife A sunny spot …
Static electricity is the accumulation of electrical charges on a surface, produced by the contact and separation of dissimilar materials. If you have ever received a shock when touching a doorknob, you have some firsthand experience with static electricity. The sparks created by static electricity can cause real problems, such as when they “fry” an electronic …
Introduction Electricity powers many of the devices you use every day. Those devices are made up of circuits, ranging from very simple (like in a lamp with a single light bulb) to very complex (like in a computer). Try this project to build your own simple circuit and use it to test which common household …
Artificial Intelligence (AI) is the ability of computers/machines to learn from data. Predicted to be one of the world’s most disruptive technologies, AI will transform our world, changing the way we live, work and do business. It will change our health, and our economic, legal, cultural and social environments. By 2025, AI is predicted to …
