Here is a great set of large-sized word family flash cards created by Amber Diaz. These are useful for guided or independent rhyming practice, word family study and sorting, and CVC word practice. They can also be laminated and used in writing centers for tracing and copying.
The set includes 25 word cards: 5 -at words, 4 -ig words, 4 -ug words, 4 -un words, 4 -en words, and 4 -an words. Suitable for advanced pre-K, Kindergarten, and 1st grades, as well as ESL.