Objective

By the end of this lesson, you will be able to apply arithmetic skills to solve problems related to barbies.

Materials and Prep

• Paper
• Pencil or pen
• Barbie dolls or pictures of barbies (optional)

Before starting the lesson, make sure you have a basic understanding of addition, subtraction, and counting.

Activities

1. Barbie Addition: Choose two barbies and write down the number of accessories each barbie has. Add the numbers together to find the total number of accessories.
2. Barbie Subtraction: Select a barbie and count the number of accessories it has. Then, choose another barbie and count its accessories. Subtract the second number from the first to find the difference.
3. Barbie Counting: Arrange a group of barbies in a line or circle. Count the number of barbies in the group and write down the total.

Second Grade Talking Points

• "Today, we are going to have fun with barbies while practicing our math skills."
• "We will be using addition and subtraction to solve problems related to barbies."
• "Adding means combining two or more numbers to find the total."
• "Subtracting means taking away one number from another to find the difference."
• "Counting is the process of determining the number of objects in a group."
• "We will be counting the number of barbies and their accessories to solve our math problems."