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Grades 3–8 Academic Language Studio
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The Mystery Files · Case 01Key Use: InformELD-LA~18 min

The Lantern in the Stacks

A light moved after the archive closed. Describe it before you decide who moved it. The path branches. What you ask, and what you do with the evidence, changes the ending.

Nia Calder's first night in the Harbor City archive begins with a lantern that is no longer where Jun left it. She has to listen to the closing report, read the desk note, and tell Detective Voss what was observed.

The Mystery Files

Communicative Objective

Students describe what a witness observed and separate that observation from a guess about who moved the lantern.

Bench: Evidence Sorter

Story Cast in This Case

Nia Calder

Nia Calder

Student investigator

Detective Omar Voss

Detective Omar Voss

Case lead

JP

Jun Park

Archive keeper

Target Academic Vocabulary (6 Terms)

observe: to notice something with your senses
evidence: a detail that helps show an idea is reasonable
inference: an idea you build from evidence, not a fact you saw
witness: a person who tells what they saw or heard
detail: one specific piece of information
report: a spoken or written account of what happened
Session Setup

Choose Grade Band & Support Pathway

Grade band

Recommended for grades 3-5. The other band has its own text.

Support pathway
Adjust one domain independently

Support pathways are classroom choices. They are not WIDA scores.