1. Invention Flow Chart & Definitions Page 3
Steps in Technological Design or Inventor’s Log List
5. Evaluate Solutions & Select the Best One
1. Identify the Problem
2. Analyze the Problem
6. Design & Build Your Device
3. Brainstorm Solutions
7. Test Your Device – Revise if Necessary
4. Identify Constraints
8. Evaluate Your Design

2. Invention Flow Chart & Definitions Page 3
science: an explanation of observed events in the natural world
technology: application of scientific results to solve problems or to meet human needs
constraint: a limitation during the development of an idea or product
trade-off: choices or decisions involve giving up some of one thing to get more of something else
aesthetics: qualities that humans consider beautiful or pleasing such as color, shape, or texture

3. Invention Flow Chart & Definitions Page 3
risk-benefit analysis: a study done to decide whether the benefits of something outweigh the risks involved
criteria: standards or guidelines that influence how a product is made or a plan is carried out