Bump up the brightness on your computer and grab your glasses, because Solar Centre’s holiday-themed brainteasers are here to challenge your ability to separate the wheat from the visual chaff. The UK-based online retailer for solar-powered lights and other products has put together four hidden-image puzzles to ring in the holiday season, and they are not for the faint of eyesight.

There are three different puzzles that challenge you to find the word within a tangle of Christmas lights. Hint: All the words are Yuletide themed. According to the company, only 10 percent of users can solve the puzzle in less than 30 seconds, so start your timer now.

See the answer here on Solar Centre's blog.

Got it? See the solution here.

Check your answer here.

Solar Centre also put together a puzzle that features a hidden red-nosed Rudolph nestled in a group of Christmas trees that are heavily decorated with gingerbread men, presents, Santa Claus figures, bells, and other signs of Christmas cheer. There are several reindeer involved, but only one features Rudolph’s signature red snout.

Ready for the answer? See the solution here.