Objective

By the end of this lesson, the student will be able to apply arithmetic concepts to solve problems related to American Girl dolls.

Materials and Prep

• Pen or pencil
• Calculator (optional)
• American Girl doll or picture of an American Girl doll

Prior knowledge of basic arithmetic operations such as addition, subtraction, multiplication, and division is required.

Activities

1. Activity 1: Doll Shopping

   Imagine you are going shopping for an American Girl doll. Look up the price of your favorite doll and write it down. Now, think about how much money you have saved up. Calculate how much more money you need to buy the doll and write down the amount.

2. Activity 2: Doll Accessories

   Choose three accessories for your American Girl doll. Look up the prices of each accessory and write them down. Add up the prices to find the total cost of the accessories.

3. Activity 3: Doll Measurements

   Measure the height and width of your American Girl doll. Use these measurements to calculate the area of a rectangle that represents the doll's footprint. Write down the calculation and the final answer.

Eighth Grade Talking Points

• "Arithmetic is a branch of mathematics that deals with numbers and their operations."
• "In this lesson, we will be applying arithmetic concepts to solve problems related to American Girl dolls."
• "We will use addition, subtraction, multiplication, and division to solve various doll-related problems."
• "For example, in Activity 1, we will calculate how much more money is needed to buy a doll by subtracting the amount saved from the doll's price."
• "In Activity 2, we will practice addition by adding up the prices of doll accessories to find the total cost."
• "Lastly, in Activity 3, we will apply our knowledge of measurement and multiplication to find the area of a rectangle representing the doll's footprint."