**Author:** Elizabeth Turner

**Title:** “Find the Wedge”

**Date:** Spring 2007

**Grade Level:** Fourth Grade

**
Wedge Activity**

**Prerequisites:**

- Students will have demonstrated knowledge of simple machines
- Students can determine the parts of an object.
- Students can develop questions about objects that can be answered through investigation.
- Students will have demonstrated the ability to analyze characteristics and properties of geometric shapes

**State Standards/Accomplishments:**

** Science Content Standard 11.4.11-**explore
simple machines and use them for simple tasks.

** Science Content Standard 12.4.12-**select
an object according to its observable physical properties.

** Math Content Standard 5.5.1**-
Formulate questions that can be addressed with data and collect,
organize, and display relevant data to answer questions

** Math Content Standard 5.5.2**-Select and use
appropriate statistical methods to analyze data

.

**Goal:** The purpose of this lesson is for students to
identify types of wedges from everyday items.

**Objectives:**

- Students will be able to identify types of wedges
- Students will be able to graph their data according to category
- Students will be able to make observations about simple machines

**Lesson Introduced:** This activity will be done after
the PowerPoint presentation on wedges.

**Instructional Procedure:**

· The teacher will label six craft bags 1-6

· The teacher will place six items in each craft bag three of which is a wedge

· The teacher will handout the wedge worksheet to each student

· The teacher will give the students one minute to go through each bag and find the wedges.

· The students will record the items on the wedge worksheet and graph the number of wedges found in each bag

· The teacher will go over answers after the activity

**Questions for High Order Thinking:**

· Can a wedge be classified as another simple machine?

· What are other uses for wedges?

· How do you use wedges in your daily life?

** **

**Assessment:** Students will hand in worksheet for
grading.

**Adaptations to Meet the Needs of Diverse Learners:**

- students can work in groups or alone

** **

**Materials:**

- 6 craft bags
- a magic marker
- various everyday examples of wedges
- pictures of wedges from the internet
- wedge worksheet
- graph paper