Unleash your creativity with the **Plus-Plus Glow in the Dark Building Set**. This exciting set contains 520 pieces in a convenient tube packaging, perfect for on-the-go fun. Use your imagination to create unique Plus-Plus designs! The set features a mix of colors that glow in the dark, adding an extra dimension of fun. Perfect for children aged 5 and above. **Features:** - **520 Glow in the Dark Pieces**: Create and explore with pieces that glow when the lights go out. - **Convenient Tube Packaging**: Easy to carry and store, ideal for travel. - **Encourages Creativity**: Stimulates imagination and problem-solving skills. Get ready to embark on a creative adventure with this glow-in-the-dark set, sparking hours of imaginative play. **Technical Parameters:** - Suitable for children: **5 years and older**