The Mattituck-Laurel Library is hosting an Intermediate Excel class on Tuesday, Dec. 3, from 5:30 to 7:30 p.m. This hands-on class aims to expand your knowledge about the world’s most popular spreadsheet program. The class will cover various topics, including functions, working with ranges, macros, charting, and much more. This event is free to attend, but registration is required. To register, visit the library’s website.