Those who are participating say it's important to fight funding cuts to science agencies and education.
More than 100 U.S. schools are using an international test of 15-year-olds to see how they stack up against others around the world.
New standards, among the most comprehensive in the nation, focus on human impacts.
In some cases, English learners outscored their English-proficient peers on standardized tests.
California argues that the online testing format squares with the federal 'Testing Action Plan' to reduce the time students spend taking standardized tests.
California education officials have appealed the U.S. Department of Education’s decision to reject the state’s request to begin phasing in new science tests this spring.
If California does what the U.S. Department of Education says it should do, some students could end up taking two standardized science tests instead of one this spring.
California education officials want the U.S. Department of Education to permanently suspend the current multiple-choice, paper-and-pencil science assessments that are based on outdated standards from 1998.
The Trends in International Mathematics and Science Study, or TIMSS, assessed 4th-graders, 8th-graders and advanced 12th-graders in 2015.
However, fewer than 1 percent nationwide are interested in teaching STEM subjects, a new ACT report finds.
Students will be learning based on the new Next Generation Science Standards.
The national test results show scores from 4th- and 8th-graders.
State officials plan to administer a pilot test aligned with new science standards.
The state wants to avoid double testing students during the transition to a new test.
The Pasadena elementary school received a federal grant to launch a STEM magnet program.