DreamBox is offering a free 90 day trial. You have to sign up by April 30th if you're interested. It is an adaptive math program that helps students progress in all strands of mathematics.
BrainingCamp has free digital manipulatives (tiles, linking cubes, etc.) to help students solve math problems. Use the username: Mysko56 and the password: 1234 to access them.
Extra Lessons
Below are extra lessons that I've created for students who would like an extra challenge. It is not required to view the materials below.