WHAT: Students from El Monte City School District’s Gidley School will showcase their science knowledge at the 2019 Mesa Robles/Wilson High School Science Olympiad Invitational.

Gidley School will send 17 seventh- and eighth-grade students to compete against hundreds of area students in the contest, which tests students on science topics that include physiology, astronomy and chemistry.

WHERE: Glen A. Wilson High School, 16455 Wedgeworth Drive, Hacienda Heights

WHEN: Saturday, Jan. 19, 7 a.m. to 7 p.m.