Articles for Grade 3

Veterans Day is a cherished and solemn occasion celebrated every November 11 in the United States. The federal holiday honors the brave men and women of the US armed forces. This includes everyone who has served in the US Army, Navy, Marine Corps, National Guard, Air Force, and the Coast Guard....

With about 100,000 new cases diagnosed annually, skin cancer is the most common type of cancer in the US. It is also expensive to treat. The CDC estimates that over $8 billion is spent annually to fight the disease. Now, scientists may have some help from 14-year-old Heman Bekele. The ninth-grader from Annandale, Virginia, has created a cheap bar of soap that could potentially help fight skin cancer. His invention won him the title of "America's Top Young Scientist" at the 3M Young Scientist Challenge on October 10, 2023....

On November 5, 2023, most North Americans will bid farewell to Daylight Saving Time (DST) by moving the clocks back an hour. The simple action will help shift sunlight back into the morning during the shorter winter days. It will also add an extra 60 minutes to the weekend!...

For most Americans, the fall holidays of Halloween and Thanksgiving go hand in hand with pumpkins. Some transform the fruit into spooky jack-o'-lanterns, while others use them as decor. Unfortunately, the fascination with the colorful gourds fades soon after the holidays end. Experts estimate that between 164 million to 344 million pumpkins get tossed out and left to rot in landfills every November....

Plastic pollution gets a lot of attention. However, the ever-increasing pile of discarded electronics is not as well-publicized. In 2014, over 49 million tons of toxic "e-waste" ended up in landfills. This includes computers, smartphones, and televisions. If left unchecked, the number is expected to increase to 82 million tons by 2030. Envision Racing hopes to raise awareness about the urgent need to recycle and repurpose our gadgets with a racing car made entirely from e-waste....

The Day of the Dead, or Dia de los Muertos, is a vibrant and colorful celebration of life and death and an important part of Mexican culture. The annual holiday, held from November 1st to November 2nd, offers a unique opportunity to remember and honor loved ones who have passed away....

Need inspiration for your Halloween pumpkin? You might want to check out American sculptor and artist Ray Villafane's masterpieces. The two-time winner of the Food Network show Outrageous Pumpkins does not just "carve" the fruits. He transforms them into 3-D sculptures — ghoulish ones, of course!...

Any doubt that Simone Biles is the greatest gymnast in history was erased at the 2023 World Artistic Gymnastics Championships in Antwerp, Belgium. The 26-year-old phenom took home five medals — including four gold — at the competition, which took place from September 30 to October 8, 2023. Biles won the gold medal in the all-around, balance beam, floor exercise, and team competition events. She took home a silver in the vault....

Glue manufacturers must find a balance between two things when making the sticky substance — how strong it holds and how easily it can be pulled apart. That's because boosting one attribute usually weakens the other. As a result, the end product is either not sticky enough or extremely strong. The latter makes it hard to undo to adjust for mistakes or when the product is no longer useful. Now, scientists in Japan have created an intriguing, reusable glue that can instantly be stuck on and off....