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In this technology activity, learners build simple circuits, design soft circuits using conductive thread, and then sew switch-activated circuits. Learner make a wearable fashion accessory, like a bracelet, with LEDs that light up.
- Under 5 minutes
- 2 to 4 hours
- Over $20 per student
- Ages 8 - 14
- Activity, Lesson/Lesson Plan
- English
Quick Guide
Materials List (per student)
- paper and pencil
- 1 piece of felt
- 1 sewing needle
- conductive thread
- 2 or 3 LEDs, 1.9V - 2.4V/20 mA - 40 mA
- 1 metal snap or magnetic purse snap
- 1 CR2032 coin cell battery (e.g. 3 V watch battery)
- 1 CR2032 battery holder
- ruler
- scissors
- fabric pen or chalk
- needle-nose pliers
- wire with alligator clips or wire stripper
- permanent black and red markers or nail polish
- needle threader (optional)
- regular thread (optional)
- decorative fabric (optional)
- lace (optional)
- beads (optional)
Subjects
-
Engineering and Technology
-
Engineering
- Electrical Engineering
- Metallurgy and Materials Engineering
- Technology
-
Engineering
-
Physical Sciences
-
Electricity and Magnetism
- Electric Charges and Currents
- Electric Circuits
- Energy
-
Vibration and Waves
- Light and Optics
-
Structure and Properties of Matter
- Elements and Periodic Table
-
Electricity and Magnetism
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
-
The Scientific Process
-
The Nature of Technology
-
The Design Process
- Research and Development
- Invention and Innovation
- Problem Solving
- Troubleshooting and Maintenance
-
The Design Process
Informal Categories
- Arts and Crafts
- Electronics
Audience
To use this activity, learners need to:
- see
- touch
Learning styles supported:
- Involves teamwork and communication skills
- Links STEM to other topics of interest such as arts and humanities
- Involves hands-on or lab activities
Culture, ethnicity, and gender
-
Girls
- Explicity developed for this group
- Acknowledges this group's contributions to STEM
- Highlights STEM opportunities for this group
- Identifies role models or mentors in STEM fields from this group
- Uses inclusive images of people from this group
Other
Components that are part of this resource:
Includes alignment to state and/or national standards:
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- All rights reserved, Twin Cities Public Television, Inc., 2010
Funding Sources:
- National Science Foundation, 0813519
- ExxonMobil