2. Ease of Connection:

3. Color-coding Possibilities:

4. Reusability:

5. Durability:

6. Scalability:

7. Flexibility:

However, it's worth noting that there are also other modeling kits or software specifically designed for molecular modeling, providing additional features and accuracy for advanced scientific purposes. Plastic building blocks primarily offer a cost-effective and approachable method for learning and visualizing basic molecular structures in educational settings.