Grades 3–5 · Semester 2 · 53 readings
Follow connected processes
Begin with shared connections. Follow the connected explanations through how a field supports a harvest, keeping each small group together and taking time to understand its illustrations.
Start reading →One possible pace is 3–4 explanations a week over 16 weeks. Keep each small unit together, revisit its pictures and allow more time whenever an idea needs it.
Unit 2Care that travels with a person3 readings ⌄
Follow the records and conversations that connect people working in different parts of healthcare.
Unit 3Food and quantities4 readings ⌄
Digestion and yeast explain changes in food. Recipe proportions and a balance explain quantities associated with it.
- How does food become nutrients the body can use?Organisms
- Why does bread dough rise?Everyday Life
- How do matching recipe batches scale?Everyday Life
- How does a level balance compare total masses?Everyday Life
Unit 4Earth, time and observation5 readings ⌄
Earth’s rotation and a sundial connect daytime observations with time. Volcanic rock, fossils and a timeline provide different ways to describe change.
- How does Earth’s turning bring day and night?Earth & Space
- How does a sundial connect a shadow with solar time?Everyday Life
- How can molten rock become new solid rock?Earth & Space
- How can sediment help preserve evidence of life?Earth & Space
- How does a timeline put events in order?History & Evidence
Unit 5Two ways to make a new rock2 readings ⌄
Discover how grains become sandstone and how solid limestone reorganizes into marble.
- How can loose sand become a solid cliff?Materials & Matter
- How can limestone change into marble without melting?Materials & Matter
Unit 6Worlds within larger worlds2 readings ⌄
Connect the assembly of planets with the larger galactic neighborhood containing their stars.
- How can tiny dust grains help build a planet?Earth & Space
- How is a galaxy different from a solar system?Earth & Space
Unit 7Records and reproductions4 readings ⌄
Original records, archaeological context, layers and printing connect an object or representation with how it was made.
- Is this an original record or a later retelling?History & Evidence
- Why does a find’s context matter?History & Evidence
- How do undisturbed layers show which deposit came first?History & Evidence
- Why does a direct print reverse its design?Arts & Music
Unit 9Organizing work for a community3 readings ⌄
Connect public responsibilities, records and resources with the services people use.
Unit 10Instruments and instructions3 readings ⌄
A lens and musical staff turn physical or written patterns into useful representations. A program trace explains how exact instructions produce an outcome.
Unit 11Parts that make a musical whole3 readings ⌄
Instruments and voices contribute different kinds of motion and pattern to an ensemble.
Unit 12Patterns in time, movement and numbers3 readings ⌄
Explore how timing and organized positions make sipping, singing and calculating work.
Unit 13Movement and support3 readings ⌄
A rack, a counterweight and an inflated tire connect their physical arrangement with movement or support.
Unit 14Moving people and moving heat2 readings ⌄
Explore familiar objects whose designs help people move, make and understand their surroundings.
Unit 15Water and soil3 readings ⌄
Groundwater, soil horizons and irrigation explain where water goes and what surrounds plant roots.
Unit 16How a field supports a harvest5 readings ⌄
Roots, soil, water and planting choices work together to support food production.