Devices Offering Great Solutions (DOGS)



Tools to help solve math problems


About Calculators 


Calculators help people who may have trouble with math. Many people use calculators. Special calculators might have bigger buttons, screens that are easier to see, or even make sounds to help with understanding.

What types of calculators are there?

  • Abacus
  • Large button calculators with high-contrast
  • Talking calculators, like the Sci-Plus graphing and scientific calculator
  • On-screen calculators
  • Calculators built into computer software (on-screen), like Premier to Go
  • Calculators built into refreshable braille displays, like the Braille Edge

Related Apps


  • Math AI: Problem Solver
  • Photomath
  • Calculator +
  • Geogebra Graphing Calculator
  • Magnet Calc
  • MyScript

How can I find out what’s new?

Technology changes all the time. To find out about the latest options for these, you can type keywords into a search engine such as Google, Safari, Firefox, or Bing on a computer or tablet. These are the keywords for this type of item:


  • adaptive calculators
  • large button calculator
  • talking calculator
  • manual calculator
  • abacus


How do I find out more?

If you live in the US outside of Pennsylvania, you can find your state’s AT program.

If you live in Pennsylvania:

  • you could contact TechOWL to work with a specialist. We can meet with you and sometimes demonstrate this equipment. We can also help with different ways to get one for your own.
  • you might borrow this equipment to try out.

Are these in Pennsylvania’s AT Lending Library?