Udacity deal: Save 50% on four months for back-to-school

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Udacity; Kateryna Onyshchuk

As the back-to-school season approaches, you might be looking for a way to build new skills that can advance your learning or career. Udacity offers some of our favorite tech-based online courses and certifications, though they can be pricey. If there's a course you've been on the fence about, you're in luck. The current Udacity Back to School deal can help you slash your enrollment fee.