Glow Math & Logic · Lesson 01
Check endpoints before locating
Interpret a position on the displayed whole-number scale. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsDiscover
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Grade 2 Number Line Trails lessons
Ten Grade 2 lesson drafts for exploring number line trails through models, conversation, and hands-on practice. Try three complete free sample lessons. A paid adult account opens all teaching guides, printable PDFs, and learning tools.
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Glow Math & Logic · Lesson 02
Local intervals on a longer line
Identify adjacent quantities after reading the scale. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsDiscover
PDF · Paid classroomGlow Math & Logic · Lesson 03
Position supports comparison
Justify order using equal intervals from a common zero. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsDiscover
PDF · Paid classroomGlow Math & Logic · Lesson 04
Midpoint and total distance
Explain a midpoint as half the endpoint distance. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsConnect
PDF · Paid classroomGlow Math & Logic · Lesson 05
A plausible wrong location
Diagnose a one-interval error in a placement method. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsConnect
PDF · Paid classroomGlow Math & Logic · Lesson 06
Measure a gap between locations
Connect two positions with their difference. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsConnect
PDF · Paid classroomGlow Math & Logic · Lesson 07
Relate addition and a return trip
Interpret opposite movements as inverse changes. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsConnect
PDF · Paid classroomGlow Math & Logic · Lesson 08
Defend a placement twice
Reconcile the distances to both endpoints. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsStretch
PDF · Paid classroomGlow Math & Logic · Lesson 09
Equal parts of one unit
Explore a re-partitioned fraction line as supported enrichment. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsStretch
PDF · Paid classroomGlow Math & Logic · Lesson 10
A scale-aware explanation
Explain a fractional position using its displayed interval size. Explore a model, explain the relationship, and try it with physical materials.
Number Line TrailsStretch
PDF · Paid classroom