Are Scientific Calculators Allowed in Exams? A 2026 Student Guide

When preparing for exams, you want to make sure you have the right tools/equipment. For many students, scientific calculators are an important part of their math study, especially with the increasing use of scientific calculators across standardized tests.

But the question is: are scientific calculators allowed in exams? This confusion often leaves students and parents unsure about what can be used and how to prepare, especially with the constantly changing policies for exams like the SAT, board exams, and CAT. Many students even ask questions like “are scientific calculators allowed on the SAT? ” or “is a scientific calculator allowed in CAT?” as exam day approaches.

Today, understanding the rules surrounding the use of scientific calculators is more important. From choosing the right model to knowing what’s permitted, this guide will help you avoid surprises on exam day. This also includes understanding the use of scientific calculators in different testing environments and how policies may shift for major testing seasons such as the 2025 SAT.

THE IMPORTANCE OF KNOWING EXAM POLICIES

Before the day of your exam or before heading to your exam, it’s important to know the rules—know what’s allowed and what isn’t. Especially when it comes to scientific calculators, different exams have their own specific rules about what type of calculators you can bring and whether they fall under SAT approved calculators or other exam-specific lists.

For example, are scientific calculators allowed in SAT or GED exams? The answer is yes, but only certain models are approved. Meanwhile, if you’re asking, is a scientific calculator allowed in CAT or is a scientific calculator allowed in board exams? The answers can depend on the exam’s policies and guidelines. Students also frequently look for the best scientific calculator for the board exam to ensure compliance.

It’s important to check these rules in advance, which ensures you won’t face any surprises or penalties on exam day. Being prepared means not only bringing the right tools but also understanding how to use them effectively within the rules in exams.

TYPES OF EXAMS AND THEIR CALCULATOR POLICIES

Understanding the calculator policies in every exam is the first thing you should know before your exam day to avoid disqualifications. Each exam has specific rules regarding which calculators are allowed and which are prohibited, ensuring fairness and maintaining exam integrity. These rules are especially important during competitive seasons like the 2025 SAT, which emphasizes approved devices only.

HIGH SCHOOL AND MIDDLE SCHOOL EXAMS

SAT (Scholastic Assessment Exams)

• Calculator Policy: Students can use most scientific calculators, graphing calculators, and non-CAS models.

• Prohibited: Calculators with QWERTY keyboards, CAS (Computer Algebra Systems), internet access, wireless communication, or any model that can store text or has a camera.

ACT (American College Testing)

• Calculator Policy: Scientific calculators and graphing calculators are allowed, provided they don’t have CAS.

• Prohibited: Calculators with built-in CAS, QWERTY keyboards, internet connectivity, or power sources requiring external plugs.

PSAT/NMSQT (Preliminary SAT/National Merit Scholarship Qualifying Test)

• Calculator Policy: Same as the SAT, students can use approved scientific calculators or non-CAS graphing calculators.

• Prohibited: Devices with QWERTY keyboards, CAS, or wireless functions.

STATE STANDARDIZED TEST (e.g., Smarter Balanced, PARCC)

• Calculator Policy: Rules may vary, but basic scientific calculators are generally allowed. For certain sections, students may use simple four-function calculators.

• Prohibited: Advanced graphing calculators or models with CAS and wireless functionality.

AP Exams (Advanced Placement)

• Calculator Policy: Specific AP subjects like Calculus, Physics, and Statistics allow the use of scientific calculators and approved graphing models.

• Prohibited: Models with QWERTY keyboards, internet connectivity, or wireless communication.

IB (International Baccalaureate) Exams

• Calculator Policy: Students may use scientific calculators or approved graphing calculators for math and science subjects.

• Prohibited: Any device capable of sorting text, accessing the internet, or equipped with QWERTY keyboards. 

COLLEGE ENTRANCE AND COLLEGE-LEVEL EXAMS

GED (General Educational Development)

• Calculator Policy: Students can use the TI-30XS Multiview or the on-screen calculator provided during the exam.

• Prohibited: Any other physical calculators, particularly programmable or advanced graphing models.

HiSET (High School Equivalency Test)

• Calculator Policy: Basic scientific calculators may be allowed, depending on the state

• Prohibited: Advanced graphing calculators or models with programmable functions.

TASC (Test Assessing Secondary Completion)

• Calculator Policy: Similar to HiSET and GED, students can use basic scientific calculators for math sections.

• Prohibited: High-end graphing calculators or devices with internet connectivity.

Note: While these are the main college-level exams, other tests may provide on-screen calculators or have specific rules, so always check the official guidelines before test day.

WHAT SCIENTIFIC CALCULATOR IS THE BEST FOR EXAMS?

Choosing the right scientific calculator for exams isn't just about finding the most advanced model—it's about selecting one that fits exam rules, is easy to use, and helps you work efficiently under pressure. Instead of focusing on specific brands, here’s a general guide to help you decide which scientific calculator is your choice for your needs.

Pick a non-programmable scientific calculator

Most standardized tests and board exams allow only non-programmable models. These calculators are designed for standard math and science functions without storing text, formulas, or notes. They are the safest options if you want to avoid getting your calculator disqualified. Many students choose this type when looking for the best scientific calculator for board exam compliance.

Choose a calculator with a clear, easy-to-read display

The features that your calculator should have:

• A clear LCD display.

• Multi-line viewing capability (optional but helpful)

• Easy-to-read numbers and symbols

This helps you check your work quickly and reduces errors during high-pressure moments.

Look for essential math and science functions

The best calculator is one that provides the functions you actually need for your exam. Generally, a good scientific calculator should include:

• Trigonometric functions

• Logarithmic and exponential functions

• Fraction and percentage calculations

• Memory and replay functions

• Basic statistical features

These are typically required in exams like the SAT, GED, board exams, and other standardized tests.

Ensure it follows exam requirements

Before choosing a calculator, always check the official exam guidelines for each exam you’re taking. Some exams allow scientific calculators, some offer on-screen calculators, and others permit only specific types. Choosing one that aligns with 2026 exam policies will help you avoid last-minute issues.

Use a calculator you’re comfortable with

Even the best scientific calculator won’t help if you don’t know how to use it. Select a model you feel confident with and practice using it during your preparation. Familiarity is one of the biggest advantages you can bring into an exam.

Ensuring the policies of each exam is the first move toward choosing the right calculator. Once you understand what’s allowed and what functions you’ll need, it becomes much easier to select a scientific calculator that supports your exam performance without violating any rules.

WHAT NOT TO DO DURING EXAMS WITH SCIENTIFIC CALCULATORS

Having a scientific calculator can be useful, but using it incorrectly or bringing the wrong type can lead to penalties or even disqualification. Many students overlook what not to do during exams, which is just as important as knowing what to do. To avoid problems, here’s what not to do during exams:

Don’t bring a prohibited calculator

Avoid calculators that are programmable, have CAS, or have wireless features or text storage. Always check the exam’s official rules before the test.

Don’t rely on the calculator for everything

Your calculator should support your work, not do all the solving. Know the basic steps so you can check your answers and avoid errors along the way.

Don’t forget to check the battery before the exam

A dying or dead calculator can slow you down. Make sure it has fresh batteries or is fully charged.

Don’t store notes, formulas, or any unauthorized information

Writing anything on the scientific calculator or hiding notes is considered cheating and can lead to penalties.

Don’t bring extra accessories

Most exams are strict and allow only a single calculator. Remove cases, covers, manuals, or loose batteries unless the rules allow them.

Don’t use buttons you’re unfamiliar with

Exam day isn’t the time to explore new buttons; that is why you have to be familiar and practice before the exam. Stick to the functions you practiced to avoid mistakes.

Don’t panic if you’re asked to reset your calculator

Some testing centers may require a reset. Knowing how to reset it ahead of time saves you stress and time.

Avoiding these common mistakes ensures that your scientific calculator becomes an advantage—not a problem—during your exam. By following the rules, preparing your calculator beforehand, and using it responsibly, you can stay focused on answering the questions and performing your best.

WHAT TO PREPARE BEFORE YOUR EXAM WHEN USING A SCIENTIFIC CALCULATOR

Preparing before exam day can help you stay calm, focused, and ready to perform your best. If you’ll be using a scientific calculator, here are the key things to get done ahead of time. These tips also ensure you comply with exam rules, especially when students wonder things like “is scientific calculator allowed in board exam?” before packing.

Sleep early

A clear and well-rested mind helps you avoid simple mistakes and improves your problem-solving ability. Getting enough sleep the night before is one of the best ways to boost exam performance.

Make time to review your notes

Spend a bit of time going through your formulas, sample problems, or quick review notes. This increases your confidence and ensures you retain key concepts you’ll need during the exam.

Review the basic functions you’ll need

Refresh your familiarity with core functions like trigonometry, exponents, logs, and fractions. Being able to access these quickly can save valuable time during the exam.

Practice solving problems using your calculator

Use the same calculator during practice sessions. This builds muscle memory, prevents confusion, and helps you work more efficiently under timed conditions.

Double-check the exam policies

Make sure your calculator model is allowed for the exam you’re taking. Some exams restrict specific types or features, so it’s best to verify ahead of time to avoid surprises.

Pack your calculator the night before

Place your calculator in your bag ahead of time. It removes unnecessary stress and guarantees you won’t forget your most important tool.

Preparing your scientific calculator before the exam ensures that you’ll be able to focus on answering questions, not dealing with technical issues. With a fully functional, approved calculator and a clear understanding of how to use it, you can enter the exam room more confident and ready to perform your best.

CONCLUSION

Preparing for an exam goes beyond reviewing formulas and practicing problems—it's also about understanding the tools you’re allowed to bring and how to use them correctly. Scientific calculators can make a big difference in solving questions efficiently, but only if they follow exam rules and you’re confident using them. By knowing the policies ahead of time, avoiding common mistakes, and preparing your calculator before test day, you eliminate unnecessary stress and focus fully on performing your best.

Whether you're taking the SAT, board exams, CAT, or any standardized test, being informed and prepared puts you at an advantage. Choose an approved scientific calculator, practice with it, and follow the guidelines so it becomes a helpful partner—not a source of problems. With the right preparation and mindset, you’ll enter the exam room ready, steady, and equipped for success.

If you want more helpful study tips, exam guides, and calculator advice, visit Red Star Tec for more blogs and resources.