TumbleTA · K–2
Trace an Invention
How do inventors use problems, tests and improvements to develop an invention?
Draft organizer · use with teacher-selected, checked passages.
Name: ______________________________ Date: ______________
Draw, tell or write your response. Ask someone to write your words if that helps.
Problem or goal
Idea
Test — leave unverified events blank
Improvement
Evidence
Before you finish
Name a source-supported problem and improvement.