Gem Facts


Gems are mineral crystals that are beautifully coloured or sparkling. There are over 3000 minerals but only 130 are gemstones. Only about 50 of these are commonly used. The rarest gems are called precious gems and include diamonds, emeralds and rubies. Less rare gems are known as semi-precious gems. Gems are weighed in carats. A…
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Earth Facts


The bulk of the Earth is made from iron, oxygen, magnesium and silicon. More than 80 chemical elements occur naturally in the Earth and its atmosphere. The crust is made mostly from oxygen and silicon, with aluminum, iron, calcium, magnesium, sodium, potassium, titanium and traces of 64 other elements. The upper mantle is made up…
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Bible Story Joseph and His Brothers


Genesis 41:33-42:3 Click here to listen Bible Story Joseph and His Brothers Joseph stood before the pharaoh. He took a deep breath. “Pharaoh should put someone in charge of all the food in Egypt. Store the extra away. When the crops fail, the people can eat the food in the storehouses. Then they won’t have…
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Color Facts


Colour is the way our eyes see different wavelengths of light. Red light has the longest waves – about 700 nanometres, or nm (billionths of a metre). Violet light has the shortest waves – about 400 nm. Light that is a mixture of every colour, such as sunlight and the light from torches and ordinary…
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Planting Tulips


Tulips are bulbous plants which are natives of the Old World, where they occur in an area extending from the Mediterranean region to Japan. There are some 60 species and several thousand horticultural forms. They are doubtless the most popular bulbous garden plants. Species of Tulips These tulips have been derived from wild species, and…
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Allergy Symptoms


The human body is exposed to so many things on a daily basis that avoiding all the foreign bodies or matter that we react to negatively; whether known or unknown, is impossible. For this reason, allergic reactions are very common. Despite this however, many fail to recognize allergy symptoms when they present themselves because they…
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Homemade Christmas Decorations


For a truly traditional Christmas, hark an era before the invention of tinsel and baubles when natural, organic materials provided the decoration, the textures and the evocative scents. Draw inspiration from the Elizabethans, who created a festive ambience rich with the aromas of oranges and bay, and of heady spices such as cinnamon and cloves….
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Stingray Facts


Stingrays are a huge group of over 300 species of fish, which includes skates, sting Stingrays, electric Stingrays, manta Stingrays, eagle Stingrays and guitar fish. Many Stingrays have flat, almost diamond-shaped bodies, with pectoral fins elongated into broad wings. Guitar fish have longer, more shark-like bodies. A stingray’s gills are slot like openings beneath its…
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Egyptian Plagues in the Moses Story


Exodus 4:10-5:2 Moses tried every excuse that came to mind but when he told God he could not speak well, The Lord said his brother Aaron could speak for him. Finally, Moses had run out of excuses so he bowed his head, he was God’s chosen man. After the bush stopped burning, Moses said good-bye…
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Excretion Facts


Digestive excretion is the way your body gets rid of food that it cannot digest. Undigested food is prepared for excretion in your large intestine or bowel. The main part of the large intestine is the colon, which is al most as long as you are tall. The colon converts the semi-liquid ‘chyme’ (see digestion)…
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Hair Transplants


In recent years, increasing use is being made of hair transplants. This is usually carried out by surgeons who specialize in this delicate procedure. Patients are generally referred to such surgeons either by their own physician or by the dermatologist. It is imperative that operations of this nature be done by a specially equipped surgeon,…
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Snake Bites


Pit vipers – rattlesnakes, cottonmouths, and copperheads – inject venom through two hollow needlelike fangs. Coral snakes are also poisonous, but they are much less common than pit vipers. Unlike pit vipers, coral snakes do not have hollow fangs, but rather short (less than t/8 inch) rigid grooved pegs. Therefore, they must gnaw on their…
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Ancient Jerusalem


Jerusalem may have been settled by 3000 B.C. on the lowest areas of the present city. Originally a Jebusite fortress, it became David’s capital, housing the royal palace and later the Temple. Jerusalem was the scene of some of Christ’s works, and the place of His death and resurrection. This ancient site is mentioned in…
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Hummingbird Facts


Hummingbirds are 325 species of tiny, colourful, tropical birds which sip nectar from flowers. Hummingbirds are the most amazing aerial acrobats, hovering and twisting i ii front of flowers. The bee hummingbird is the world’s smallest bird – including its long bill, i measures just 5 cm. To hover, horned sungem hummingbirds beat their wings…
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Tension Headaches


Tension headaches are due to contraction of the muscle fibers about the skull. They are less common and, indeed, most headaches from which people suffer casually are due to this. The fibers of the scalp muscles contracts, and the prolonged contraction finally produces the sensation of pain. The persistence of the muscle tension will aggravate…
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Cave Facts


Caves are giant holes that run horizontally underground. Holes that plunge vertically are called potholes. The most spectacular caves, called caverns, are found in limestone. Acid rainwater trickles through cracks in the rock and wears away huge cavities. The world’s largest known single cave is the Sarawak Chamber in Gunung Mulu in Sarawak, Malaysia. The…
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