| Activity | Remarks regarding reproducibility |
| STEAM-Science | |
| Seaweed | Limited by the availability of coastal samples |
| Compared anatomy | The production of platinum parts is expensive and human parts are difficult to access. However, they can be replaced by commercial models |
| Arthropods | Handicraft material is used for its production |
| Biotechnology | Templates are easily produced and printed |
| Light Composition | Requires little electrical knowledge and few components |
| Knowing your cells | lacks access to the microscope which can be considered a high initial investment |
| Laser curve | It uses materials of easy access |
| environmental education | Achievable with simple prints |
| Electroconductivity | Built with materials easily accessible in the construction house |
| Secret writing | Its limitation is the access to the gelatin film that is used to compose the light filter |
| Solar cooker | Built with reused material |
| Microplastic | Lacks fine sieves to obtain samples |
| Microscopy | Lacks access to the microscope which can be considered a high initial investment |
| Paper that sprouts | Made with household appliances and recyclable paper. |
| Water pH | Greater complexity in finding the pH indicator substances, but available at swimming pool supply stores |
| Food pyramid | Made with reused wood, toys and decorative food within easy reach |
| Ramp | acks specific production so that the start parameters are isonomic and the result is reliable |
| Colored shadows | Built with materials easily accessible in the construction house |
| STEAM-Technology | |
| Ozobot | lacks access to Ozobot which can be considered a high initial investment |
| Augmented Reality | Lacks tablets or smartphones |
| Virtual reality | Lacks smartphones and virtual reality glasses, the latter being able to be made from cardboard models |
| Lego Robot | lacks access to Lego Robotics Mindstorms EV3 which can be considered a high initial investment |
| STEAM-Engineering | |
| 3D printer | It lacks access to a 3D printer which can be considered a high initial investment. |
| STEAM-Arts | |
| Braille | Specific materials are used for Braille writing, available in stationery stores and school supply stores. |
| Sidewalk of Inclusion | Reused material, obtained in several locations. |