cluemaster, a free subscription service for grades 5-12, offers a collection of hundreds of crossword puzzles, word searches, and othe rword games that can be pirnted from your browser. The 50 quizk crosswords and word searches are suitable for younger students, whereas the more challenging cryptic crosswords are suitable for high school students. Each word puzzle includes a printable answer sheet.
Shared by Brita Byers. "allows you to upload any digital image and then choose the size you want to make it. The website then allows you to print out the image using 8x10 sheets of paper that you can tape or glue together to create a poster-sized image."
This free math worksheets site has numerous math topics from basic math to advanced math. The printouts are in PDF format and in addition to the question sheet thee is an answer key.