By Jessa Moody
CSI-R Model for Vocabulary
Standard SS.1.E.1.2 Standard 1: Beginning Economics
Define opportunity costs as giving up one thing for another.
Standards CCSS: (See page 4)
Investigate: Students investigate Fiction & Informational Text
Text 1: Fiction: Erandi’s Braids:
Text 2: Other sources:
Report/Represent: Show what you know
1. Comic Creator:
2. CCSS.ELA-Literacy.CCRA.W.6 Use technology, including the Internet,
to produce and publish writing and to interact and collaborate with
STANDARD SS.1.E.1.2 Standard 1: Beginning Economics
Define opportunity costs as giving
up one thing for another.
Related Vocabulary: Save,
CCSS.ELA-Literacy.CCRA.R.1: Read Closely-Evidence &
CCSS.ELA-Literacy.CCRA.R.9 Analyze how two or more texts address
CCSS.ELA-Literacy.CCRA.R.4 Interpret words and phrases as they are
used in a text
CCSS.ELA-Literacy.CCRA.SL.2 Integrate and evaluate information
presented in diverse media and formats, including visually,
quantitatively, and orally
CCSS.ELA-Literacy.CCRA.W.6 Use technology, including the Internet, to
produce and publish writing and to interact and collaborate with others.
CCSS.ELA-Literacy.CCRA.L.4 Determine or clarify the meaning of
unknown and multiple-meaning words and phrases by using context
clues, analyzing meaningful word parts, and consulting general and
specialized reference materials, as appropriate.
CCSS.ELA-Literacy.CCRA.L.6 Acquire and use accurately a range of
general academic and domain-specific words and phrases sufficient for
reading, writing, speaking, and listening
Investigate: Text 1
What did Erandi and her mother do for a living?
In the store, what did Erandi want her mother to
purchase? Why couldn’t she purchase both? What did
she choose to buy?
What was the opportunity cost? What was she giving
Read Aloud – Erandi’s Braid
Investigate: Text 2 Informational
Why is the T.V. her opportunity cost?
1. If Pinky
chose to play
2. If Pinky
chose to ride
Design a comic book
picture that shows an
example of a time
you had to choose
between one thing
and another. Show
which one was your