Alza Days - Children's Day - Electronic Building Kits

Save with discount codes

The offer is valid from May 25, 2026, until May 31, 2026. Full terms and conditions of the campaign can be found here.

Stemnex - Steam engine

45×

1,439,-

In stock > 5 pcs

3 colors

Buy with code ALZADNY15 1,223,- The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky.

Building Set for boys and girls, suitable for children from 10 years

Stemnex Motor V8 model

45×

1,459,-

In stock > 5 pcs

3 colors

Buy with code ALZADNY15 1,240,- The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky.

Building Set , suitable for children from 12 years

Stemnex - Steam engine

45×

1,109,- New 1,439,-

Unsealed - in stock 3 pcs

3 colors

Buy with code ALZADNY15 943,- The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky.

Building Set for boys and girls, suitable for children from 10 years

Try our cookies

Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.

More information