Lesson planAges 11-14ArduinoEN
Example lesson plan (placeholder)
Placeholder entry. Replace with a real lesson plan, its age group, platform and duration.
Duration: 45 min
Soldered for Education
One EU supplier for your whole STEM lab.
From the first solder joint to final-year projects - boards, sensors, kits, tools, and the documentation to teach with. Designed and made in Croatia, shipped across Europe and worldwide.
Made in the EU
Designed and manufactured in Osijek, Croatia.
Open-source and documented
Schematics, libraries and guides are public.
Fast, tracked delivery across Europe
Every order ships with tracking.
What sits behind every product
- Made in Croatia
- Open-source hardware
- CE marked
- RoHS compliant
- WEEE
- 2-year warranty
- Arduino + Python
Trusted by makers and educators since 2013.
original products
- 250+
countries shipped to
- 80+
customers
- 20,000+
Trustpilot rating
- 4.7
As seen on
- Hackaday
- Make:
- Hackster
- Mouser
Reasons schools and labs choose us.
You get hardware that is easy to teach with, and people who answer when you have a question.
- 01
Made in the EU
Designed and made in Croatia under our own quality control. Short delivery times, EU compliance and no import surprises. - 02
Open-source and documented
Schematics, board files, libraries and examples are public. Students can see how everything works, and nothing locks you in. - 03
Built to teach with
Qwiic plug-and-play and solderless connections. Boards share one mechanical system and fit the standard plastic-brick raster. - 04
Support from real engineers
Questions go to the people who design the boards. Support is free, and it does not stop after the purchase. - 05
2-year warranty
Every Soldered product carries a 2-year warranty, so a lab investment stays protected. - 06
One supplier, full range
Boards, sensors, displays, kits, tools and consumables from one place, on one quote and one invoice.
Everything a STEM lab needs, grouped by how you teach.
Live prices and stock from soldered.com. Pick a category to see what fits your lessons.
Institutional pricing and class-set quantities are quoted individually.
See all in the shop: Start and solder(opens in a new tab)Not sure what you need?
Tell us the age group, subject and budget. We'll put together a kit that fits.
Ready-made packages for classes and labs
Start from a tested package and adjust it to your class size. Select the ones you are interested in and we'll quote them together.
Zero to Hero set
Ages 11-14 · first electronics lessons
What is insideMicrocontroller board with USB cable
Breadboard, jumper wires and basic components
Starter sensors with Qwiic connectors
Step-by-step lessons on docs.soldered.com
Price on requestInventor kit
Ages 15-18 · project-based learning
What is insideESP32 development board
Sensor and actuator modules
Display module for live readings
Example projects in Arduino and MicroPython
Price on requestClass set
A full class · 12 or 24 workstations
What is insideOne identical kit per workstation
Labelled storage boxes
Spare wires and breadboards for top-ups
Teacher onboarding session
Price on requestLab starter bundle
Universities, FabLabs and makerspaces
What is insideSoldering stations and prototyping tools
Boards, sensors and power modules in bulk
Inkplate e-paper displays
Documentation and engineer support
Price on request
Built for how schools actually teach.
Hardware is only half of a good lesson. Here is what comes with it.
- 01
Curriculum-aligned lessons
Lesson plans and projects organised by age group and subject, ready to use in class.
- 02
Teacher onboarding
Webinars and guided materials, so you feel confident before the first lesson.
- 03
Kits built to your curriculum
Sized for a full class, with reusable parts that last for several school years.
- 04
Classroom-ready
Clear labelling, easy storage and simple top-ups of wires and breadboards.
- 05
Docs and community
Detailed guides on docs.soldered.com and an active community at community.soldered.com.
- 06
Open and adaptable
Open-source hardware and software, so you can adapt every example to your own lessons.
Material to teach with.
Lesson plans, projects, guides and datasheets, filtered by age group and platform.
- ProjectAges 15-18ESP32EN
Example project (placeholder)
Placeholder entry. Replace with a real classroom project and link it to the products it uses.
- GuideAll agesMicroPythonEN
Example guide (placeholder)
Placeholder entry. Replace with a real getting-started or teacher guide.
A straightforward supplier for public institutions.
EU-made, fully documented, and open-source. Price is rarely the only award criterion, so here is what sits behind the product.
EU manufacturer
Designed and made in Croatia under our own quality control.Compliant and documented
CE, RoHS and WEEE compliance, GDPR-aligned handling, and full technical documentation.Auditable, no lock-in
Open-source hardware, software and documentation.Stable and proven
Operating since 2013, 250+ products, 80+ countries, 2-year warranty.Public-sector ready
Formal quotes and pro-forma invoices, purchase orders from public institutions, R1 invoices for Croatian institutions, intra-EU VAT handling, reliable delivery.Quality systems
ISO 9001, 14001 and 27001 being implemented, certification expected during 2027.
Reference institutions available on request.
Two ways to buy, both simple.
- 1
Tell us what you need
Use the quote form, or send us your list.
- 2
We prepare a quote
A clear PDF with line items, quantities and pricing.
- 3
Your finance team raises a PO
We accept purchase orders from institutions.
- 4
We ship and invoice
Tracked dispatch, and the invoice follows.
Prefer to just order? Shop directly at soldered.com.
Talk to a real person.
Someone who knows the products and how schools and institutions buy. No call centre, no bots.
Stjepan Jelušić
EDU / STEM Sales, Soldered
- Phone
- +385 95 3575 961
Let's set up your STEM lab.
Tell us what you teach or what your lab needs, and we'll put together the right kit - from a single class set to a full lab.
We don't just sell components. We help your students build something of their own.