STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys

STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
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Buying for a STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys with low price? Read about features, types, and other must-know topics in our STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys buying guide to make an informed choice. Buy best STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys Look for the STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys package that is best for you. Make a price comparison, discount promo, or free sending before buying.

Description:
Dimension: Approx.15*11.5*15cm (LxWxH)
Weight: 308g
Color:As the picture
Material: Plastic and Nylon

Feature:
The set of balance balls is particularly suitable for the place such as office, desk table,computer table etc.
It is a best and useful gift for children to arouse his/her interest in physics.
Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.
Friction and damping effects are also observed.
Pull up one ball and release,only one ball in the other side moves,pull up two,two balls will react, and so on.
When you are sleepless,just move your eyes with the bump of the ball,then you may slowly,slowly falling asleep.
Watching the bump of the ball is a special way to pass the dull hours.
Material:Solid steel ball,Nylon plumb line,ABS plastic frames and base.

Package Included:
1 x Newton's Cradle Balance Balls Desk Toy
STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
STEM Nightlight 15cm Upgrade Newton's Cradle Steel Balance Ball Physics Pendulum Toys
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