Here are a couple worksheet that can be done as a group or independently to work on changing letters to make new words. There are picture clues and arrows to help students know what they are supposed to spell. One worksheet could be used to students who are on grade level and the other might be used to challenge other students.
Don't purchase this worksheet and my worksheet titled "Change a Letter" as they are the same, just packaged in different bundles. This download has only 2 pages where as the other has 3.