Henry, a fourth-grader at Pioneer Elementary, did a scientific experiment as part of the school’s science fair by growing bacteria in petri dishes from swabs taken from a toothbrush, toilet seat, ...

Heat distribution across solid surfaces, mouth bacteria and better diagnostics for brain cancer will be among the topics tackled during the 2026 Riverside County Science & Engineering Fair, which ...

Jim Violette’s fourth-grade students at Salem Lutheran School in Orange filed into their classroom after recess, got out their science workbooks and prepared for the day’s lesson. “Please turn to page ...

For decades, California fourth-graders marked a familiar ritual, collecting Popsicle sticks, cardboard and craft store items to build scale models of the state’s historic missions. In San Diego County ...

PFLUGERVILLE, Texas (KXAN) – Evan Robertson is kind of a big deal. “I have one, two, three, four…” Evan says holding up the awards and ribbons he has racked up for his fourth grade science project. He ...

RCS High School biology student Laurel Riordan gives PBC fourth graders a lesson in stream health at the convergence of the Coeymans and Onesquethaw Creeks last month. Photo contributed ...

OLYMPIA, Wash. - It has become second nature: see hand sanitizer, pump hand sanitizer onto your hands. Health officials have promoted the use of hand sanitizers to help fight outbreaks of diseases and ...