Science
Scientific Inquiry
Procedural
8–11 yrs
Fair testing (age 8+)
公平测试（8岁以上）
Description
Plan and carry out fair tests in which variables are controlled and failure points are considered to identify aspects of a model or prototype that can be improved
Mastery Evidence
- Plan a fair test of a prototype with clearly identified variables to control
- Carry out the test and identify failure points or weaknesses in the design
- Propose specific improvements based on test results and retest
Assessment Prompt
When your child builds and tests a prototype, can they run a fair test, find what didn't work, and figure out how to make it better?
Prerequisites 1
Comparing Possible Solutions
必须先比较方案，再规划公平测试以改进原型
Unlocks 1
Controlling variables
