If you haven't tried Flocabulary yet, give it a look. I found "Flocab," as I call it, last year while looking for something more rigorous and interesting for fifth grade vocabulary. It's a subscription service, but my class loved it so much, we're going to use it again this year. The Word Up! project is the vocabulary section. It is broken into grade levels 2-8, and each grade level has 14 units. Each unit has a hip hop song and video to introduce the words. Using the content clues to determine the meaning of our new vocabulary words became one of my students' favorite parts of the Monday routine! There are also activities and quizzes for each week, if you choose to use them.
Five Things.") We all know that putting something to music helps students remember it, and they love Flocab's hip hop songs!
YouTube to get an idea of how much your kids will enjoy doing vocabulary this way.