MassachusettsHISTORY EXPLORERS GRADES 3–8
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Quick glossary
evidence
Information from a source that helps us test a claim.
source
A document, object, image, or account we can examine.
inference
An explanation based on clues; it still needs checking.
migration
Moving from one place to another to live.
immigrant
A person who moves to another country to live.
estimate
An approximate amount, based on available information.
oral history
A recorded interview about someone’s memories and experiences.
community
People connected by a place, relationships, or shared activities.
ancestry
Family origins across generations.
primary source
Evidence created by someone who experienced a time or event.

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Mária Telkes

1900–1995

Portrait of Mária Telkes.
Portrait of Mária Telkes. Image source & credit ↗
Massachusetts connection

Dover Sun House

Telkes developed a solar heating system for an experimental house in Dover. Architect Eleanor Raymond designed the house, which was completed in 1948. Their work explored how sunlight could help warm a home. Solving an energy problem can bring scientists, architects, and builders together.

You can use your device’s reading tools or read with a partner.

Find a detail. Build an idea.

  1. What did this person or group do? Point to a detail in the reading.
  2. What problem did this person investigate? Who else helped make progress?
  3. What would you like to find out next? Which kind of source could help?

“Mária Telkes mattered because ___. A detail that supports my idea is ___.”

Follow the evidence.

This short reading is an original classroom summary. Open the source with your teacher to check details and learn more.

Read the source: Commonwealth of Massachusetts ↗

Ask: Who made this source? What can it tell us? What might it leave out?

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