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K-5 Grade 1 Unit 6 Lesson 1

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•K-5 Math 6-8 Math 9-12 Math

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Kindergarten •Grade 1 Grade 2 Grade 3 Grade 4 Grade 5

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Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 •Unit 6 Unit 7 Unit 8

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•Lesson 1 Lesson 2 Lesson 3 Lesson 4 Lesson 5 Lesson 6 Lesson 7 Lesson 8 Lesson 9 Lesson 10 Lesson 11 Lesson 12 Lesson 13 Lesson 14 Lesson 15 Lesson 16 Lesson 17

K-5
6-8
9-12

Kindergarten
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5

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Unit 2
Unit 3
Unit 4
Unit 5
Unit 6
Unit 7
Unit 8

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Lesson 2
Lesson 3
Lesson 4
Lesson 5
Lesson 6
Lesson 7
Lesson 8
Lesson 9
Lesson 10
Lesson 11
Lesson 12
Lesson 13
Lesson 14
Lesson 15
Lesson 16
Lesson 17

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IM K-5 Math
IM 6-8 Math
IM 9-12 Math

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Lesson 1

Warm-up Activity 1 Activity 2 Activity 3

Unit 6, Lesson 1

Compare Lengths

Grade 1

Warm-up

What do you notice?
What do you wonder?

3 pencils, labeled A, B, and C. Pencils A and B are lined up at the top and bottom.

Activity 1

Share your thinking with your partner.

Choose 2 objects. Compare their lengths.
Choose 2 different objects. Compare their lengths.

Write your answers.

Choose an object that you write with.
Find the tower of 3 connecting cubes.

Which is longer?

Draw the 2 objects to show which is longer.
Choose a different object.
Find the tower of 8 connecting cubes.

Which is shorter?

Draw the 2 objects to show which is shorter.
Find an object that is shorter than your shoe.

Fill in the blank.

The is shorter than my shoe.
Find an object that is longer than your finger.

Fill in the blank.

The is longer than my finger.

Activity 2

Pick 3 objects.

Put the objects in order from shortest to longest.

Trace or draw the objects in that order.
Pick 3 new objects.

Put them in order from longest to shortest.

Write the names of the objects in that order.

Activity 3

Choose a center.

Target Numbers

Center. Target Numbers.

Five in a Row

Center activity. Five in a row.

Get Your Numbers in Order

Center activity. Get Your Numbers In Order.