National Geographic Marble Run with Motorized Elevator:

1. Motorized Elevator: Features a motorized spiral lift, adding excitement and enhancing the play experience by automatically lifting marbles to the top for continuous action.

2. 150-Piece Set: Offers a large variety of pieces to create endless track configurations, encouraging creativity and problem-solving in kids.

3. Perpetual Motion: The design of the marble run demonstrates the concept of perpetual motion, making it an educational tool for teaching basic physics principles.

4. Includes 30 Marbles: Comes with 30 marbles, ensuring enough for extended play and experimenting with different track setups.

5. Storage Bag: Includes a convenient storage bag for easy cleanup and organization, helping to keep all the pieces together when not in use.

6. Hands-On Learning: Encourages STEM (Science, Technology, Engineering, Math) learning by allowing kids to design and build their own marble runs while exploring engineering concepts.

7. Promotes Critical Thinking: Kids can experiment with various designs, testing how changes in the track affect the marbles' movement, fostering critical thinking and problem-solving skills.

8. Great Gift Idea: Perfect for birthdays or holidays, this marble run set is both a fun and educational gift that provides hours of entertainment and learning for kids.