The following Wonders of the Day were proudly sponsored by Delta Dental of Kentucky.
- Wonder #148:Who Invented Dental Floss?
- Wonder #266: What Happens If You Don’t Brush Your Teeth?
- Wonder #965: Why Don’t Baby Teeth Grow Up?
- Wonder #1031: How Strong Are Your Teeth?
- Wonder #1558: How Do Police Know How Fast You’re Going?
- Wonder #1559: How Old is American Football?
- Wonder #1560: What Is Mulch?
- Wonder #1561: Do Penguins Have Knees?
- Wonder #1562: Can an Entire Town Fit Under One Roof?
- Wonder #1563: How Do You Make Salsa?
- Wonder #1564: Can You Play Tennis on a Table?
- Wonder #1565: How Much Wind Does It Take To Fly a Kite?
- Wonder #1566: Why Are Emergency Lights Red and Blue?
- Wonder #1567: How Does a Siphon Work?
- Wonder #1568: What Is a Geode?
- Wonder #1569: Why Is Thanksgiving Always on a Thursday?
- Wonder #1570: Why Does Your Hair Look Darker When It’s Wet?
- Wonder #1571: Why Do Horses Wear Shoes?
- Wonder #1572: What Is Your IQ?
- Wonder #1573: What Does a Marine Biologist Do?
- Wonder #1574: How Many Rooms Are in the White House?
- Wonder #1575: Do Snakes Have Ears?
- Wonder #1576: How Do Hearing Aids Work?
- Wonder #1577: Who Was Napoleon?
- Wonder #1578: Are Unicorns Real?
- Wonder #1579: What Is Thundersnow?
- Wonder #1580: Where Was Chili Invented?
- Wonder #1581: What Is an Invasive Species?
- Wonder #1582: Was Rome Built in a Day?
- Wonder #1583: How Do QR Codes Work?
- Wonder #1584: Can Counting Sheep Help You Fall Asleep?
- Wonder #1585: What Is El Niño?
- Wonder #1586: Do Glaciers Still Exist?
- Wonder #1587: When Is the Winter Solstice?
- Wonder #1588: What Is the Coldest Planet?
- Wonder #1589: Why Do People Put Toy Trains Under Christmas Trees?
- Wonder #1590: Why Are Red and Green Traditional Christmas Colors?
- Wonder #1591: What Is Margarine?
- Wonder #1592: How Big Is the Solar System?
- Wonder #1593: What Is a Wiki?
- Wonder #1594: When Did the New Year’s Eve Ball First Drop in Times Square?
- Wonder #1595: Why Don’t All Months Have the Same Number of Days?
- Wonder #1596: Do You Ever Play Possum?
- Wonder #1597: How Do Bones Grow?
- Wonder #1598: What Is Geothermal Energy?
- Wonder #1599: Who Invented Plastic?
- Wonder #1600: How Does a Scale Work?
- Wonder #1601: How Long Have There Been Wars?
- Wonder #1602: Are You a Multitasker?
- Wonder #1603: How Do Hook and Loop Fasteners Work?