A scientific calculator is a calculator that people use to calculate science, engineering and math problems. These are not always handheld. There is scientific calculators that you can use on some websites and on your personal computer if you download it. Scientific calculators have more features than a regular calculator, such as scientific notation and fractions. Some have multi-line displays and extra digits. These calculators are usually required in classes, such as algebra, and other math classes in high school and college.
There are many places that you can buy scientific calculators. You can buy them at office supply stores. You can also buy them from your local department store, such as Wal-mart or Meijer. Electronic stores also carry these calculators. If you are taking classes at college, you should be able to find them in the bookstore at your college. There is several websites that also sell these calculators. Scientific calculators are in-demand so they are fairly easy to find. You can also buy them on several websites online. There are many online best graphing calculator also.
You may have a better selection online because you have a lot of stores right at your fingertips. One thing to keep in mind if you do buy online is that you will have to pay shipping also. There are many other stores that carry these also. You will have to check your area to see what is available to you. They can be inexpensive. The more popular brands may be more expensive but some of the more expensive calculators may have many more features than the ones that don't cost as much, but not always.
Before buying a calculator, you should check some things out. One thing you need to know is what you will be using it for. If it is for a class, the teacher may recommend a certain brand and model. Texas Instruments calculators are very popular brand of calculator. Casio is also a good brand. There are many other brands that are good also. If you do a search on the internet, you can find reviews on different brands and models.
Before you buy an expensive calculator, you may want to ask someone what they think of it. Just because something is expensive doesn't make it the right one. A cheaper model or brand will probably do the same thing as the more expensive one. It might be more practical for you depending on what you will be using it for.
There are also websites that you can download calculators onto your computer or use them only on the website. For assignments, most people find having an actual calculator in their hand is a lot easier than trying to use the computer for every problem.