Core Sampling Core samples are taken for many different reasons. A core sample can tell scientists how old rock is, what the fluid content is, and even where to find gas or oil. In this project, we’re going to show you how to get hands on with core sampling by using something that most kids …
HOW A FAN COOLS YOU Many homeowners depend on their air conditioning units to keep their homes cool, especially during the summer. Running air conditioners on high can be expensive, so it is always best to consider the alternative—your fan. A fan or two in the home can help your air conditioner function efficiently even …
ust about every time you mention a rat to someone they shiver and cringe. Sometimes a person can explain why they find rats so creepy. A lot of the time, however, a person can’t really explain what it is that creeps them out about a rat. Rats are a very misunderstood rodent. Did you know …
Potatoes and Apples Did you know that about 75% of the perceived taste in our mouth comes from our sense of smell? The little taste buds on our tongues can detect whether or not a food is salty, sour, bitter, or sweet. It’s the tiny odor particles that travel to the olfactory receptors that give …
The Conductivity of Water You have always been warned not to touch electrical outlets or switches with wet hands. Being electrocuted has always prevented us from using our wet hands in handling electrical parts. This project will confirm if water truly a conductor of electricity. What you need: • Distilled water • Small diode (LED) …
Have you ever wondered what the freezing point of water is? Do know how salt affects the freezing point of water as well? This simple and fun science project will help you get the answer to both questions. What you need: • A small string or thread • Water • Table salt • Small toys …
Friction is the force that resists the motion of an object that moves relative to the other. Scientists speculate that friction is the outcome of electromagnetic attraction among the charged particles of surfaces that touch each other. Using floating rice, we can perform a simple friction experiment. What you need: • Raw grains of rice …
Water pressure ascertains the force of water that comes from the source, through the pipes. It is one of the properties of water. With this project, you’ll be able to know what water pressure is capable of. What you need: • Sharp knife or a pair of scissors with which to punch holes • Empty, …
Have you ever tried balancing a spoon or a pen on your finger? Do you think you can balance an upright flat stick on a chopstick? Without glue? With the help of the center of gravity, you can. What you need: • 2 clothes pins • A flat stick • A pipe cleaner • A …
Whenever you read the nutritional information on a cereal box, you always see “iron”. Iron is a metal and it’s in cereal. Have you ever thought it possible for a magnet to attract cereal? What you need: • Water • Preferred cereal with iron listed in its label • A neodymium magnet • A clear …