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 ...

Celia Vernon of Olympia won her class science fair after conducting a side-by-side experiment between bleach and Purell hand sanitizer to see which could kill E. Coli.

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 ...