FCH - Electronic circuits with conductive dough – SCOPES-DF

Lesson Details

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Author

NURIA ROBLES
NURIA ROBLES
K-12 teacher
I am a Mechanical Engineer and Master in Quality, Environment and Occupational Risk Prevention, worked as an engineer for more than 13 years until I fell in love with the world of FabLabs. Now, I am the manager at Fab… Read More

Summary

This activity is part of the FabConnectHer project, dedicated to empowering future female innovators through inspiration, skills and networks to make an impact in the field of STEAM through education, reemployment or entrepeneurship

 

The “Electronic Circuits with Conductive Dough” activity is a hands-on, interactive lesson designed to introduce students to the basics of electrical circuits using conductive dough (Play-Doh) and insulating dough (Jovi) and using resources from Squishy Circuits. Students will learn how to build simple circuits, differentiate between conductive and insulating materials, and create their own characters with embedded LEDs. This activity emphasizes creativity, problem-solving, and teamwork, while connecting abstract concepts of electricity to real-world applications. It is designed for students aged 8–12 and integrates principles from Natural SciencesTechnologyArt, and Mathematics.

 

What You'll Need

Materials

  • Scissors: For trimming and customizing shapes and materials.
  • Multiple LEDs: For creating different connections.

Tools and Resources

  • PowerPoint Presentation: Visual aids for explaining concepts and steps.
  • Video: Introduction to Simple Circuits with Play-Dough (YouTube Link).

Setup Requirements

  • Work Tables: Enough space for groups of students to collaborate.
  • Clean Workspace: Ensure materials are organized and accessible.
  • Storage for Tools: To maintain a tidy and safe environment during the activity.

 

Learning Objectives

Understand the basic components of an electrical circuit:

  • Identify and describe the function of key components such as LEDs, batteries, and wires.
  • Explain how electricity flows through a circuit.

Differentiate between conductive and insulating materials:

  • Test and classify materials based on their ability to conduct electricity.
  • Understand the role of insulators in preventing short circuits.

Develop problem-solving and critical thinking skills:

  • Troubleshoot and fix issues in circuit construction, such as incorrect connections or short circuits.
  • Experiment with different circuit configurations (series and parallel) to observe their effects.

Foster creativity and artistic expression:

  • Design and build a unique character using conductive and insulating dough.
  • Integrate LEDs into the character to create a functional and creative circuit.

Encourage teamwork and collaboration:

  • Work in groups to build circuits and solve challenges together.
  • Share ideas and reflections during the activity.

Build confidence in science and technology:

  • Gain hands-on experience with electronics, boosting self-confidence in working with technology.
  • Develop a Beta & Tech (B&T) mentality by embracing experimentation, prototyping, and iteration.

Connect learning to real-world applications:

  • Relate the principles of circuits and conductivity to everyday technology, such as lights, toys, and electronic devices.

 

 

 

Reflection

This activity provides students with a foundational understanding of electrical circuits, their components, and how they work, while fostering creativityproblem-solving, and teamwork. By building circuits with conductive and insulating dough, students not only learn key concepts like conductivity and resistance but also explore real-world applications, such as designing lights and electronic devices.

The Instructions

Understanding Electrical Circuits

In this step, students will explore the basics of electrical circuits, learning about key components like LEDs, batteries, and wires. They will also distinguish between conductive and insulating materials, setting the foundation for building a character with conductive dough and lights.

  1. Explain what an electrical circuit is and its basic components (LED, battery, wires).
  2. Discuss the difference between conductive and insulating materials.
  3. Introduce the activity objective: Build a character using conductive dough and incorporate lights using a simple circuit.

 

Exploring Conductive and Insulating Materials

Students will test various materials to determine if they are conductors or insulators. This hands-on activity reinforces the concept of electrical circuits and encourages curiosity as they classify materials based on their ability to conduct electricity.

  1. Create a basic setup using conductive dough (Play-Doh), insulating dough (Jovi), a battery, and an LED.
  2. Test different materials to see if they conduct electricity.

 

Classifying Materials

Students will organize their findings by classifying materials as conductors or insulators in a table. This activity helps them visualize the differences between materials and strengthens their understanding of how conductivity works.

  1. Classify materials as conductors or insulators in a table.
  2. Example: Aluminum foil (conductor), plastic strip (insulator).

 

 

 

Building a Character with Dough

Students will use conductive and insulating dough to design and create their own character. They will carefully arrange the materials to ensure the conductive parts remain separated, preventing any short circuits in the process.

  1. Use conductive and insulating dough to create a character.
  2. Ensure the conductive parts do not touch directly to avoid short circuits.

 

Lighting Up the Character

Students will insert the LED into their character and connect it to the battery, ensuring the correct placement of the positive and negative legs. Once properly connected, the LED will light up, completing the circuit.

  • Insert the LED into the character and connect the battery to light it up.
  • Ensure the positive and negative legs of the LED are correctly connected.

 

 

 

 

Exploring Circuit Configurations

Students will experiment with different circuit setups, such as series and parallel configurations. They will observe how these arrangements affect the brightness of the LEDs, deepening their understanding of circuit behavior.

  1. Explore different configurations, such as series and parallel circuits.
  2. Observe how the brightness of the LEDs changes in each configuration.

 

 

Reflection and Evaluation

Students will reflect on their learning experience by identifying which materials were conductive and discussing the challenges faced while building the circuit. They will also explore how the principles learned connect to everyday technology, concluding with an evaluation of the activity.

  1. Reflect on what was learned:
  2. Which materials were conductive?
  3. What challenges were encountered while building the circuit?
  4. Discuss how the principles learned apply to everyday technology.
  5. Evaluation of the activity

 

 

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