All Products from Mr Circuit Technology

Reusable, no-soldering electronics kits with a complete printed curriculum and free digital platform access. Every kit works with the same 9V power supply.

1,000+ classrooms equipped
6 products in the lineup
~$2 per student / year
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43 products
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42 products
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1101-LAB - The complete MR CIRCUIT LAB 1  –  "Basic Electronics Experiment Lab" - includes Lab Manual, Parts, and SCB
Mr Circuit Lab 1

Hands-On "Basic Electronics" Experiment Lab

The entry point. 34 fantastic experiments covering resistors, capacitors, transistors, LEDs, and the 555 timer — everything a beginner needs to understand real circuits. Teachers and students love this lab.

34 experimentsNo soldering9V powered
1201-LAB - Complete MR CIRCUIT DELUXE LAB 2  - Book and Lab for "TROUBLESHOOTING ELECTRONIC CIRCUITS with a Digital Multimeter"
Mr Circuit Lab 2

Hands-On "Electronics Troubleshooting" Experiment Lab with Multimeter

Students use a real digital multimeter to measure voltage, current, and resistance — the bridge between basic circuits and real troubleshooting.

25+ measurementsDMM included9V powered
1301-LAB Complete MR CIRCUIT EXPERIMENT LAB 3 - Book and Lab "Basic Digital Logic Gates" for STEM and CTE Students | Made in USA
Mr Circuit Lab 3

Hands-On "Digital Logic Gates" Experiment Lab

Using Transistors and Diodes, you build 8 Logic Gates: YES, NOT, AND, OR, NAND, NOR, XOR, XNOR — You learn Truth Tables and build real logic gates and see truth tables come alive on a breadboard. This is the "inside story" for computers. All computers use Logic Gates to analyze and do computations.

7 gates coveredNo soldering9V powered
1501-LAB - The complete MR CIRCUIT LAB 5  "Basic Digital Electronics Experiment Lab"  called "Digital Magic"
Mr Circuit Lab 5

Hands-On "Digital Electronics" Experiment Lab -- called "Digital Magic"

This fantastic lab teaches digital electronics with Integrated circuits, 555 timers, counters, and 7-segment displays — this is the next step for learners ready to build real digital systems using Arduinos, etc.

ICs + counters7-segment display9V powered
MC1-19 Mr Circuit Science Experiment Kit "Continuity Tester Circuit"

MC1-19 Mr Circuit Science Experiment Kit "Continuity Tester Circuit"

MC1-18 Mr Circuit Science Experiment Kit "Variable Speed Lights Circuit"

MC1-18 Mr Circuit Science Experiment Kit "Variable Speed Lights Circuit"

MC1-20 Mr Circuit Science Experiment Kit "Audio Generator Circuit"

MC1-20 Mr Circuit Science Experiment Kit "Audio Generator Circuit"

MC1-21  Mr Circuit Science Experiment Kit "Electronic Police Siren Circuit"

MC1-21 Mr Circuit Science Experiment Kit "Electronic Police Siren Circuit"

MC1-22  Mr Circuit Science Experiment Kit "Solar-Activated Wake-Up Alarm Circuit"

MC1-22 Mr Circuit Science Experiment Kit "Solar-Activated Wake-Up Alarm Circuit"

MC1-23  Mr Circuit Science  Experiment Kit "Variable Timer Circuit"

MC1-23 Mr Circuit Science Experiment Kit "Variable Timer Circuit"

MC1-24 Mr Circuit Science Experiment Kit "Moisture Detector Circuit"

MC1-24 Mr Circuit Science Experiment Kit "Moisture Detector Circuit"

MC1-25 Mr Circuit Science Experiment Kit "Code Oscillator Circuit"

MC1-25 Mr Circuit Science Experiment Kit "Code Oscillator Circuit"

MC1-26 Mr Circuit Science Experiment Kit "Audible Water Detector Circuit"

MC1-26 Mr Circuit Science Experiment Kit "Audible Water Detector Circuit"

MC1-27 Mr Circuit Science Experiment Kit<br> "English Police Siren Circuit"

MC1-27 Mr Circuit Science Experiment Kit "English Police Siren Circuit"

MC1-28 Mr Circuit Science Experiment Kit "Electronic Canary Circuit"

MC1-28 Mr Circuit Science Experiment Kit "Electronic Canary Circuit"

MC1-29 Mr Circuit Science Experiment Kit "Fantasy Space Machine Gun Circuit"

MC1-29 Mr Circuit Science Experiment Kit "Fantasy Space Machine Gun Circuit"

MC1-30 Mr Circuit Science Experiment Kit "Ultrasonic Pest Repeller Circuit"

MC1-30 Mr Circuit Science Experiment Kit "Ultrasonic Pest Repeller Circuit"

Mr Circuit MC1-WS-01 - WORKSHOP #01 Basic Electronics "Concepts and Components"  This is a fantastic way to introduce electronics technology to your students, easy to use, and exciting.

Mr Circuit MC1-WS-01 - WORKSHOP #01 Basic Electronics "Concepts and Components" This is a fantastic way to introduce electronics technology to your students, easy to use, and exciting.

MC1-07 Mr Circuit Science Experiment Kit "How an SCR Works"

MC1-07 Mr Circuit Science Experiment Kit "How an SCR Works"

Mr Circuit Solderless Circuit Board for MC1-SET

Mr Circuit Solderless Circuit Board for MC1-SET

Mr Circuit 1 EXPERIMENT PARTS KITS for LESSON PLANS (To order, pick which kits and quantity from drop-down)

Mr Circuit 1 EXPERIMENT PARTS KITS for LESSON PLANS (To order, pick which kits and quantity from drop-down)

Mr Circuit Lab #1 - 34 Amazing Lesson Plans to teach Basic Electronics for STEM - this is a downloadable pdf file so you can print as many as you need for your students

Mr Circuit Lab #1 - 34 Amazing Lesson Plans to teach Basic Electronics for STEM - this is a downloadable pdf file so you can print as many as you need for your students

MC1-00 Mr Circuit Science Experiment Kit "Four Basic Lessons" with Solderless CB

MC1-00 Mr Circuit Science Experiment Kit "Four Basic Lessons" with Solderless CB

MC1-01 Mr Circuit Science Experiment Kit "How a Resistor Works"

MC1-01 Mr Circuit Science Experiment Kit "How a Resistor Works"