We offer a wide range of highly interactive courses that you can take entirely over the Internet. All of our courses include expert instructors, many of whom are nationally known authors. Our online courses are affordable, fun, fast, convenient, and geared just for you. Ready to explore our catalog? You can search for a specific class or browse through the catalog by category. If you need help, click on the Help link at the top of this page or call NTX at (847) 446-6600.
Gain a working knowledge of the computer skills you will need to succeed in today's job market.
Discover the secret to transforming your tired, boring resume into a powerful tool that will get you interviews.
Prepare for a career in the health services industry by learning medical terminology in a memorable and enjoyable fashion.
An informative introduction to the fascinating world of digital photography.
Stop dreaming and learn how to start your own successful small business.
With the Speed Spanish course, you will immediately start creating sentences and conversations in Spanish. Each lesson will introduce new techniques to increase your fluency quickly and allow you to start speaking Spanish right away.
Gain a marketable new skill by learning the basics of double-entry bookkeeping, financial reporting, and more.
Learn to use QuickBooks Online to record income and expenses; enter checks and credit card payments; track your payables, inventory, and receivables; and much more.
Learn to master American Sign Language through immersive, silent instructional videos that emphasize proper sign techniques and facial expressions for effective communication. You will become skillful at fingerspelling and an array of signs to engage in conversations confidently.
If you're interested in increasing your financial awareness while also gaining a marketable skill, this series of courses is perfect for you. You will learn the basics of double-entry bookkeeping, while also learning how to analyze and record financial transactions, as well as prepare various financial reports at the end of the fiscal period.
Learn how to make a mask in Photoshop and use the selections features to enhance your creative works.
This course will provide you with a close look at the scientific investigation process as you work to plan for lab activities in your classroom. You will learn how to construct pre- and post-lab activities that align well with a lab experiment that follows the scientific method.
This course will teach you about the characteristics of giftedness and how fostering creativity should be an important component in your classroom. It will also help you acquire simple activities you can incorporate into your lessons to support creativity in your gifted students.
This course will provide you with an overview of how to establish boundaries in your classroom, communicate properly with parents, students, and colleagues, and maintain professionalism in the classroom and on campus.
Explore the three main types of assessments—pre-assessment, formative assessment, and summative assessment—and learn how to design assessments to measure the growth and progress of your gifted students. You will also learn how to use the data from assessments to inform your instruction and adjust the level of rigor for more effective learning and growth in your classroom.