Predicting length

Predicting length

Auto-markingPencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Further Resources
This task is about estimating and measuring length.

Question

a)
About how many multi-link cubes will need to be clipped together to make a row as long as the pencil? (Select one)    

    • 6 cubes

    • 9 cubes

    • 12 cubes

    • 15 cubes

Question

b) About how many multi-link cubes will need to be clipped together to make a row as long as the book? (Select one)

    • 13 cubes

    • 17 cubes

    • 21 cubes

    • 25 cubes

Question 1Change answer

c)
Clip the multi-link cubes together to make one row as long as the pencil and another row as long as the exercise book.
Write your answers in the table below.

   
Object

I used
pencil  cubes
exercise book  cubes


d)
 

Using a ruler, measure how many centimetres long the pencil is. Do the same with the exercise book.
Write your measurements in the table below.

    
Object

I measured
pencil  cm
exercise book  cm
Task administration: 
Equipment
New pencil; 1B5 exercise book; ruler; multi-link cubes.
  • For the estimation part of this task give each student one multi-link cube, a pencil, and an exercise book.
  • For the measurement part, give each student about 20 multi-link cubes and a 30 cm ruler.
Levels:
1, 2
Curriculum info: 
Maths, Geometry and Measurement, Measurement
Keywords: 
estimation, measuring, length, non standard units, units of measurement
Description of task: 
In this practical task, students estimate how many multi-link blocks equal the length of two common classroom items. They then check their estimate with the blocks, then measure with a ruler.
Curriculum Links: 
This resource can help to identify students' understanding of estimation and measurement of length using non standard (Level 1) and standard units (Level 2) for the Measurement achievement objectives.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Measurement sense, sets 1-3
Measurement sense, sets 3-4
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 
a) B (9 cubes)
b) A (13 cubes)
c) 9 cubes
13 cubes
d) 17-18 cm
25-26 cm