Evidence Blueprint Graphic Organizer
Evidence Blueprint
Main Idea & Text Evidence Lab
Name:
Date:
Strategy Read passage → Highlight evidence → Construct the central idea.
Yellow = Topic Green = Supporting Clues
Passage 1
Master of Disguise: The Mimic Octopus
Follow Highlighting Prompts
[¶1] In the shallow waters of Indonesia, a bizarre sea creature uses extreme shapeshifting to survive predators. Discovered in 1998, the mimic octopus is the only marine animal known to imitate multiple dangerous ocean species.
[¶2] When threatened by damselfish, it buries six of its arms in the sand, points the remaining two arms in opposite directions, and mimics the black-and-white banded sea snake. If swimming across open sand, it tucks all its arms together into a teardrop shape and glides like a poisonous flatfish. It can even mimic spiky lionfish by spreading out its arms like venomous spines.
[¶3] By changing its skin color, texture, and body posture in seconds, the mimic octopus outsmarts attackers and stays alive.
Guided Evidence Blueprint Organizer
Step 1: Topic (1-3 Words)
Who or what is this entire passage about?
Step 2: Key Supporting Evidence (Write 3 highlighted clues)
Clue #1 (Sea Snake)
Clue #2 (Flatfish)
Clue #3 (Lionfish)
Step 3: Main Idea Formula Topic + Point the Author Proves = Main Idea
Write 1 complete sentence explaining what the author wants readers to know about the mimic octopus:
Evidence Blueprint • Main Idea Comprehension Page 1 of 2
Independent Evidence Lab
Apply Your 3-Step Strategy
Level: Independent
Passage 2
The Kitchen Appliance That Changed Running Forever
Read & Highlight 3 Details
[¶1] In 1971, track coach Bill Bowerman wanted to create a lightweight running shoe with incredible grip on modern athletic tracks. He needed a sole that could grip dirt and grass without heavy metal spikes.
[¶2] One Sunday morning while eating breakfast with his wife, Bowerman stared at the patterned surface of her waffle iron. He realized that the grid-like squares could create the perfect rubber traction. He poured melted rubber into the iron, ruining the breakfast machine but inventing the revolutionary "waffle sole."
[¶3] This unexpected invention launched Nike's first famous shoe, transforming athletic footwear and proving that world-changing inventions can come from everyday household items.
Evidence-to-Main Idea Organizer
Fill in all boxes below
Evidence 1 The Problem
Evidence 2 The Discovery
Evidence 3 The Result
Central Main Idea (Your Own Words)
Assessment Check: Which statement best expresses the main idea?
A Bill Bowerman ruined his family's breakfast waffle iron by pouring melted hot rubber into it on a Sunday.
B Inspired by a waffle iron, Bill Bowerman invented a revolutionary rubber sole that changed athletic running shoes.
C Running tracks in 1971 were made of dirt and grass, requiring all athletes to wear dangerous metal spikes.
D Waffles have a grid pattern that provides good traction when making breakfast food for athletes.
Self Check: Highlighted text Found 3 clues Full sentence main idea
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