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Fingerprint science projects introduce to students the techniques used in forensic science. The project given here can be used in the classroom as part of a lesson on fingerprints. It can also be used as the starting point for a…
Almost all of the choice edible mushrooms grow in Texas at some time of the year. Unfortunately, many poisonous and bad-tasting mushrooms also grow in the state. It’s estimated that up to 10,000 species of fungi are found in Texas…
The Amazon is one giant rain forest, so it is not surprising that there are dramatic waterfalls throughout the region, particularly during the wet season. The contrast of cascading water, rocky outcrops and tropical greenery make Amazonian waterfalls a visual…
Height is an integral dimension in determining an object’s volume. To find the height measurement of an object, you need to know its geometric shape, such as cube, rectangle or pyramid. One of the easiest ways to think of height…
The density of a metal refers to how much a certain amount of it weights. The density is a physical property of the metal that remains constant no matter how much or how little the metal you have. You can…
When you leave the world of whole numbers and start performing math operations with decimal numbers it may seem overwhelming. But decimals are nothing more than a fraction or a percent, like one you get on a math test, in…
Atmospheres surrounding planets contain mixtures of different gases. The Earth’s atmosphere makes life possible because it protects terrestrial life forms from the sun’s radiation, facilitates the water cycle and regulates temperature. Various layers of atmospheres have differing “thicknesses.” Thick and…
Bluebirds are choosy about where they live, and you should be choosy as well about the type of pole you use to mount their houses. Securing your bluebird house to the right kind of pole will help keep the bluebirds…
Population growth among humans negatively impacts biomes around the world. Expanding human civilization affects grassland biomes – characterized by large areas of land where grasses are the primary form of plant life – in specific ways. The grazing land for…
Plant cells and animal cells are similar in many ways, but also different in others. Plant cells can photosynthesize, for example, while animal cells cannot. One of the important differences between plant and animal cells involves structures called flagella. Features…
