2pcs Newtons Cradle Desktop Pendulum Science Motion Swing Desk Ornament A719728
Sale price
$4.99
Regular price $9.98
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SWING TIME-- The balance balls continue in perpetual motion for only 10- 20 seconds due to the resistance of the air and friction, but it wont influence the effect of playing although it can not reach the seamless convergence among balls in the vacuum. EDUTAINMENT-- Suitable for children to experience the fun of mechanics in the process of playing this fun gadget. APPLICATION-- Apply to psychology, teaching tools and furnishings. Frequency swing keeps you in a calm state. WONDERFUL GIFTS-- This cradle with swinging can explain your child that physical knowledge and Newtons story, also help to explore the mysteries of the natural science, a funny gift to your friends, family and children. OFFICE DESK DECORATION-- It is a very funny decompression toy that a ball can be used to hit other balls and swing. ( Mini cradle toy, do not swing the metal ball vigorously ) Perfect for decorating in the office, home and other indoor places.
2pcs Newtons Cradle Desktop Pendulum Science Motion Swing Desk Ornament A719728
Sale price
$4.99
Regular price $9.98
Shipping calculated at checkout.