What gadget means?

an often small mechanical or electronic device with a practical use but often thought of as a novelty.

Why are gadgets important to students :

Technology makes it easier for students to find information quickly and accurately. Search engines and e-books are partially replacing traditional textbooks. Instead of personal tutors, students can get one-on-one help through educational videos – anytime and anywhere – and massive open online courses (MOOCs)
What are the benefits of gadgets?
  • Electronic devices may help to enhance speaking, listening, and creative skills.
  • Toddlers and preschoolers learn by listening to music or watching programs on handheld gadgets or television. …
  • Playing competitive video games on electronic devices helps improve hand-eye coordination.