Individual Task 1

• Is this piece correctly dimensioned?

• Why or why not?

• Write or/and draw on your paper.

• Time: 2 minutes.

Cooperative Task 1

• Reach a consensus: Is this piece correctly dimensioned?

• Why or why not?

• On the back of your individual papers, draw the piece that your agreed as a team.

• Time: 2 minutes.

Individual Task 2

• Is this piece correctly dimensioned?

• Why or why not?

• Write or/and draw on your paper.

• Time: 2 minutes.

Cooperative Task 2

• Reach a consensus: Is this piece correctly dimensioned?

• Why or why not?

• On the back of your individual papers, draw the piece that your agreed as a team.

• Time: 2 minutes.

Individual Task 3

• Copy and dimension this object.

• Each square in the grid represents 5 mm.

• Time: 2 minutes.

Cooperative Task 3

• Reach a consensus: did everyone dimension their object correctly?

• Agree to one correct dimensioning.

• On the back of your individual papers, draw the piece that your agreed as a team.

• Time: 2 minutes.

Individual Task 4

• Copy and dimension this object.

• Each square in the grid represents 5 mm.

• Time: 2 minutes.

Cooperative Task 4

• Reach a consensus: did everyone dimension their object correctly?

• Agree to one correct dimensioning.

• On the back of your individual papers, draw the piece that your agreed as a team.

• Time: 2 minutes.

Individual Task 5

• Copy and dimension this object.

• Each square in the grid represents 5 mm.

• Time: 2 minutes.

Cooperative Task 5

• Reach a consensus: did everyone dimension their object correctly?

• Agree to one correct dimensioning.

• On the back of your individual papers, draw the piece that your agreed as a team.

• Time: 2 minutes.