Typically, California fields strong MATHCOUNTS teams year after year, but this year's team dropped out of the top five for the first time this decade by finishing 10th. The top individual finish was 9th place by Rolland Wu of Redwood Middle School.

The American Association of Physics Teachers (AAPT) announced the semi-finalists for the 2006 US Physics Team. The 196 best high school physics students made the list. Ten come from Southern California high schools.