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Problem 7

Race the Sunset

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Name
Date

Race the Sunset

Complete to collectPolished MoonstoneLevel 2 · 3 Glints

The problem

In Minecraft, Alex starts building a shelter at 2:35 p.m. The first stage takes 28 minutes. After a break, the final stage takes 20 minutes. Alex plans to take a 12-minute break. She must finish no later than 3:30 p.m., when the sun sets.

Sunset finish line Alex must finish no later than 3:30 p.m.

Race board

Draw your time jumps above each trail. Use scratch paper for extra arithmetic.

Stage 128 min Planned break12 min Final stage20 min
1. Fit the build Work toward the finish line.
2:35start draw jumps and label times 3:30sunset
2. Test the plan Use the planned 12-minute break.
2:35start draw jumps and label times 3:30sunset ____finish

Record your answers

  1. What time does Alex finish the first stage?

    Finish time: p.m.

  2. What is the longest break Alex can take and still finish by 3:30 p.m.? If she takes the planned 12-minute break, how many minutes after 3:30 p.m. will she finish?

    Longest break: minutes

    minutes late

At a glance

About this problem

These tags show what the problem is about and the math you’ll use. Choose one to find similar problems.

Theme

Skills

Helpful first

Grade

Math area

Topics

Is this a good fit?

Before you choose this problem

A plain-language look at readiness, thinking, time, and the expected response.

Math readiness

Designed for Grade 3

Uses Middle Grade 3 math.

Thinking

Standard challenge

The solver chooses and coordinates familiar methods.

Time & response

About 3–7 minutes

Light amount of written work · Short Answer response.

How to support: Encourage the learner to use the time trails, test the 12-minute plan, and explain which break still reaches the finish line.

How did it feel?

Pick the option that best matches this challenge. Recommendations use topic, math area, grade, story, and thinking challenge.

Keep exploring

Minecraft challenge 5 of 7

Technical reference

Rating, skills & curriculum

Designed for Grade 3 · Uses Middle Grade 3 math · About 3–7 minutes

Grade 3 · Measurement and units · Length, time, money, mass, and capacity

MJ 3.6 · C2 · W1

Precise MJD coordinates, factor scores, skill weights, calibration evidence, and curriculum crosswalks. This reference is available to everyone and is intentionally last.

Content level

MJ 3.6

Grades 3–5

Grade 3 progression · point 6

Likely range
MJ 3.5–3.7
Confidence
90%

Challenge

C2 · Standard

The solver chooses and coordinates familiar methods.

  • Method selection2
  • Reasoning depth2
  • Novelty1
  • Constraint management2
  • Proof or justification1

Workload

W1 · Light

A short response with only a few steps.

Active time
3–7 minutes · typically 5
Response
Short Answer
Known-method steps
7
  • Mechanical execution1
  • Written output1
  • Representation production1
  • Bookkeeping1

Learning focus

Skills this problem practices

What a successful response demonstrates, with each skill’s share of the content rating.

  • Tell time to the minute and solve elapsed-time problems

    The learner can tell time to the minute and solve elapsed-time problems. This capability is distinct from mere exposure to or isolated use of Grade 2 time.

    • Independent mastery
    • 100% focus
    • MJ 3.6 milestone

Readiness

Helpful prerequisites

Skills the rating assumes are already available to the learner.

  • Solve one- and two-step addition/subtraction stories within 100

    The learner can solve one- and two-step addition/subtraction stories within 100. This capability is distinct from mere exposure to or isolated use of Grade 1 story structures.

    • Fluent readiness
    • Required
    • MJ 2.5 milestone

External alignment

Curriculum and standards crosswalks

Approved evidence-backed locations that support discovery. They do not define the MathJewels rating.

Bridges in Mathematicsthird-edition · 6 locations
Modules4 locations · Representative: Module 2: Solving Measurement Problem Situations & Telling Time
Number Corner workouts2 locations · Representative: January: Calendar Collector
Common Core State Standards for Mathematics2010 · 1 location
Standards1 location · Representative: Tell and write time to the nearest minute and measure time intervals in minutes. Solve word problems involving addition and subtraction of time intervals in minutes, e.g., by representing the problem on a number line diagram.