Here are three chances to pump up your computer, tablet and online skills for free.

For iPad owners, Northport Public Library is offering a workshop on apps that make the popular Apple tablet fun and useful. The workshop is Tuesday, Nov. 13, at 4 p.m. Call 631-261-6664.

Here's how you can get in front of your computer so you can get away. Sachem Public Library is holding a seminar Wednesday at 3:30 p.m. on using the Internet to plan day trips. Call 631-588-5024.

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For those looking to get a jump on the holidays, Harborfields Public Library in Greenlawn is hosting "Shopping Online" Nov. 20 at 3:30 p.m. At this workshop, you will learn how to spot bargains and avoid fraudulent websites. Call 631-757-4200.

All these workshops are aimed at people 50 and older. No registration is required, but call to make sure no location is having power problems.