If you're wanting something really simple for Grandparents' Day (or maybe a quick print-and-go resource to add to your Grandparents' Day celebration) this is exactly what you're looking for!
This includes four sheets--with two sheets each for grandma/grandpa.
♦ All About My Grandma Questionnaire
♦ All About My Grandpa Questionnaire
♦ Grandma Portrait Prompt
♦ Grandpa Portrait Prompt