Webum > Kids and Teens > People and Society > Holidays and Special Days > Grandparents Day National Grandparents Day A detailed look at how the holiday began, along with suggested activities. Billy Bear says... Happy Grandparent's Day Offers electronic postcards, craft projects, and other activities. Celebrating Grandparent's Day Site features both online and printable activities, greeting cards, wallpaper, coloring cards, and additional resources to celebrate Grandparents Day. Census Bureau Fact Sheet Census facts For Grandparents Day. Grandparent's Day History Explains the purpose of the day, provides a short history, and includes a list of ideas for observing it. Happy Grandparents Day A short history of this came to a national observance in the United States. Help build the biggest human edited directory on the internet Add your website - Open Directory Project - Become an editor