Math Central
Grade 4, Chapter 4 Investigation Organizer:

Can You Dig It?


Summary: Archeaologists dig in the earth to find buried objects. In this investigation your small group will create a site and take samples. You will then share your group's results with the class.

1. Plan It

A. Gather your objects.

[Checkbox] My planning completed


2. Put It Together

A. Choose a square. Choose a grid square as your first sample space. Carefully dig up its contents. If an object is partly in your square, dig it up!

B. Count the objects. Count the number of objects you find in your square. Record your findings by kind.

[Checkbox] Our counting completed


3. Wrap It Up

Multiply! Multiply the number of each kind of object you found in one square by the total number of grid squares in the box. Do this for both samples.

[Checkbox] Multiplication completed


4. Discuss Your Results

[Checkbox] Review completed


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