Oster Entry Way
22-23 Spelling Bee
21-22 First Grade Opera
21-22 Kindergarten Sing-A-Long
2022 Girls on the run - 5K
2022 STEAM FAIR
21-22 5th Grade Science Camp
21-22 Cultural Day
2022 School House Rock!
New - Union School District Website Launched | August 5, 2021
100th Day of School
Global Play Day
Global Play Day
21-22 Kindness Week
Kindness Week
Oster Staff Wish You a Happy and Healthy Holiday Season
TK/Kinder Team Halloween with Kimochi
Office Wall Art by the Kinder Team
Oster 21-22 Yearbook Contest Cover Winner
Ms. Yoshioka's TK class - "Pete the Cat & His Four Groovy Buttons"
National Read a Book Day
Harvest Festival
Makerspace
Global Play Day 2019
Oster Pink Week
Spirit Day 2019 - Crazy Hair and Socks Day
Kinder Field Trip
Kinder Class - Chinese New Year Celebration
Kindergarten Garden
Kindergarten Garden
Oster Makerspace
Girls on the run
Game Design Club - Sphero
Tech Tuesday - Staff Professional Development
Recess 101
Reading is Cool from San Jose Sharks
Reading is Cool from San Jose Sharks
Traffic Patrol On Duty
Olympics Day
2nd Grade - Movement
Enrollment for the 23/24 School Year: Intent to Return
USD Digital Safety Parent Education Night
March 30 at 6:30 pm Union Middle School cafeteria
Union Summer Camp 2023 Registration Now Open
Spaces are first come first served, and registration will be open until all sessions are full.
2023-24 School Year Enrollment Starts February 1, 2023
