WOODEN BASE: This wooden base is heavier and looks more elegant compared to other cheap plastic bases.

Excellent design: With a steel frame and 5 extraordinarily polished, smooth steel balance balls, Newton's pendulum is more durable and easier to carry.

• Hanging time: The balance balls move in continuous motion for only 15-25 seconds.
• Multipurpose: Ideal tool for physical education teachers and office workers.
• Physical education tool: Teach children about maintaining momentum and energy.

Features:

• High-quality wooden base, natural and environmentally friendly.
• Scientific balance ball based on Newton's laws.
• Daily relaxing experience watching the motion of the balance ball.
• Suitable for psychology, teaching, and entertainment.

Specifications:

• Material: wooden base + 5 stable balls + thin fishing line + metal base.
• Size: approximately 14 x 11.5 x 15 cm.
• Weight: approximately 519 g.

Note: Remove the balls separately upon receipt and be careful during installation.