- [CAPTIVATING ACOUSTICS] Immerse yourself in the intriguing sound effects of the electric bell within the vacuum jar. Experience the gradual fading of the bell as air is extracted, leading to a silent ringing phenomenon.
- [VERSATILE EXPERIMENTATION] Engage in a variety of scientific demonstrations, including reboiling hot water, vacuum fountains, and evaporation icing. Encourage interactive learning and hands-on exploration of physics principles.
- [USER-FRIENDLY DESIGN] Easy for students to operate, this demonstration tool promotes active participation and fosters a deeper understanding of vacuum concepts. Make learning fun with accessible and engaging experiments.
- [PREMIUM QUALITY MATERIAL] Crafted from PVC material, the transparent hood provides a clear view of the experiments inside. Sturdy and easy to maintain, ensuring long-term use in educational settings.
- [ON-THE-GO LEARNING] Lightweight and portable, this vacuum bell jar set is for outdoor experiments and classroom