Title: Measuring Objects using Non-Standard Units
Grade Level: 2nd Grade
Subject: Mathematics - Measurement
Objective:
Students will be able to measure the length of objects using non-standard units.
Materials:
- Various classroom objects of different lengths (e.g., pencils, books, rulers, erasers, etc.)
- Non-standard measuring tools (e.g., paper clips, small cubes, popsicle sticks, etc.)
- Chart paper
- Marker
Procedure:
1. Introduction (5 minutes):
- Begin the lesson by asking students to share objects that they are familiar with measuring, such as their height, the length of a table or a hallway.
- Explain that today, they will learn a new way to measure objects using non-standard units.
2. Demonstration (10 minutes):
- Show students two or three objects of different lengths.
- Hold up a non-standard measuring tool, such as a paper clip or a small cube, and explain that this can be used to measure the length of objects.
- Choose one object and demonstrate how to measure its length using the non-standard unit.
- Write down the measured length on the chart paper as a visual reference.
3. Guided Practice (15 minutes):
- Divide students into pairs or small groups.
- Distribute the objects and non-standard measuring tools to each group.
- Instruct the students to take turns using the non-standard unit to measure the length of the objects and record their measurements on a sheet of paper.
- Circulate the classroom, offering assistance and guidance as needed.
4. Group Discussion (10 minutes):
- Bring the class back together and have each group share the lengths they measured for the objects.
- Discuss the differences in measurements and encourage students to compare and critique each other's results.
- Emphasize the importance of accuracy and consistency when using non-standard measuring tools.
5. Assessment (10 minutes):
- Display a few objects on the board or in front of the class.
- Call on individual students to come up and measure the length of the objects using a non-standard measuring tool.
- Observe their understanding of the concept and provide constructive feedback.
6. Conclusion (5 minutes):
- Summarize the lesson by reminding students of what they have learned about measuring objects using non-standard units.
- Review the vocabulary words introduced during the lesson, such as "length" and "non-standard units."
- Encourage students to practice measuring objects at home using different non-standard measuring tools.
Extension Activity:
- Provide students with a worksheet that includes objects of different lengths and space for them to record their measurements using non-standard units.
- For extra challenge, ask students to compare the measurements using various non-standard units and draw conclusions about the accuracy of their results.
- Alternatively, students can work in pairs to measure and compare the lengths of objects in the classroom using both non-standard units and a ruler as a standard unit.
Mathematics, measurement grade 2 lesson plan
1 answer