The Best Newton's Cradle of 2023

These little steel balls will keep you entertained all day

The back and forth motion is a soothing experience you'll enjoy day after day, learn about the conservation of momentum and energy

Desktop display version of Newton's cradle performing based on Newton's Law

Balls are made of stainless steel. Size Approx: L6.2" x W3.5" x H4.5"

Conservation of Momentum and Kinetic Energy

THE ONLY ONE IN THE WORLD MADE OF GLASS GlassCradle is one of a kind since is the only newton cradles made of glass. GlassCradle comes in a beautiful box and ready to be used. This unique kinetic toy is perfect for decoration and the balls can tangle for up to 40 seconds GlassCradle make science more fun for kids and adults

NO MORE BORING, PLAIN NEWTON’S CRADLES GlassCradle comes in a beautiful packing that makes it a perfect present for kids and adults. With GlassCradle you can forget about the hassle of setting up Newtons Cradles since it comes already assembled so all you need to do is remove GlassCradle from the box and you are all set.

LEARNING IS MORE FUN. GlassCradle is a perfect way for kids to learn about conservation of momentum and energy. They are great for psychology, science and physics classrooms and are also great for kids with ADHD or autism. Office people love GlassCradle since it does not only look great in an office but is also an effective way to relieve stress and frustration for office people.

OUR PROMISE. We stand for customer service and high quality, so if by any chance your Glasscradle breaks, even if it is your fault, we will send you a replacement or give you 100% of your money back, no questions asked. GlassCradle is proudly designed in Philadelphia, Pennsylvania

OUR MISSION. We are real people who use our products with our own family every day. We expect the best for our family and want the same for your family

This funny science teacher tee with kids on playground is perfect for school and university. Funny teacher design featuring a teacher using kids on swings as a Newton's cradle.

Great gift idea for teacher, professor, students and all who loves science and physics.

Lightweight, Classic fit, Double-needle sleeve and bottom hem

Gravity At Work | See before your eyes as the Newton Balls transfer fall and transfer weight across the gadget. Drop one ball or two balls. You can see the energy transfer in such an astounding way!

Office Desk Decor | Show some character and express your love for science and physics with this decorating your office space. Can be meditative and fun to watch also!

Educational & Classy | Experience the visual display of momentum. Use this in class and share with your friends and family the exciting world of physics and science!

Quality Materials | PowerTRC's Newton's Cradle is made of durable stainless steel, the metal balls are a reflective mirror finish and the majority of the gadget is made of sturdy plastic.

100% Satisfaction Guaranteed.

✮ NO MORE CHEAP CRADLES, with scratches, tangled balls, cheap paint or cheap packaging. Holocradle is made with a new technology that makes the balls in perfect alignment so you will never have to worry about the strings becoming tangled. Holocradle comes in a nice box with clear instructions on the back so you can set the cradle up easily in less than a minute. The beautiful colors and the fact that the balls move smoothly for up to 60 seconds make science more fun for kids and adults.

✮ NO MORE BORING, PLAIN NEWTON’S CRADLES. Holocradle is the only Newton’s cradle in the world that changes colors with light. Its unique design makes it change to holographic colors when exposed to sunlight or artificial white light, which makes it stand out from many other science or office products.

✮LEARNING IS MORE FUN. Holocradle is a perfect way for kids to learn about conservation of momentum and energy. They are great for psychology, science and physics classrooms and are also great for kids with ADHD or autism. The holographic colors help them to focus more and make Holocradle unique among any other Newton’s cradles on the market. Holocradle makes a great present for decorating an office. Holocradle is an effective way to relieve stress and frustration for children and office people.

✮ OUR PROMISE. We stand for customer service and high quality, so if by any chance your Holocradle breaks, even if it is your fault, we will send you a replacement or give you 100% of your money back, no questions asked. Holocradle is proudly made in Philadelphia, Pennsylvania.

✮ OUR MISSION. We are real people who use our products with our own family every day. We expect the best for our family and want the same for yours.

Demonstate Conservation of Linear Momentum

Swing One Ball, or Two and observe Equal Reaction on the other end

Named after Sir Isaac Newton and his Third Law Of Motion

Includes 23" x 17" ( 58 cm x 43 cm) Color Poster

Age 8 and Up

These glass balls are environmentally friendly, non-toxic and are designed to last for a long time

Excellent educational science gadget. Not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy

Science toy. When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease

Install batteries, it will light up on the base board, and the balls will look colorful and beautiful, very attractive

Great for home ornament, study or office desk table decor accessories, etc. Also good for birthday gift and kids toy

✔Warming Tips: The Black WoodenA, Black WoodenB and Black WoodenC are the same items. Newtons cradle high quality use nylon line of good material instead of cheap fishing line. Plastic base and the unique design idea make an impression.

✔The product package is equipped with detailed instructions and illustrations. Please read the details carefully after unpacking, and then install it! If you need any help, please contact us in time.

✔Assembly steps: First, Gently Open packing. Second, Gently Separate Support plastic shell. Third, Alignment installation. Please be patient and careful during the installation process, because excessive force will cause entanglement!

✔Longer swing time--newtons cradle balance balls continue in perpetual motion for 10-20 seconds due to the resistance of the air and friction, It is many methods to pay, such as one balls rise up in one side, then let if fall down, or two, or each 2 side rise up one ball.

✔Newtons balls edutainment-- suitable for children to experience the fun of mechanics in the process of playing this fun gadget.It is also a perfect decoration for desks and tables, whether at the office or at home

✮ NO MORE CHEAP CRADLES, with scratches, tangled balls, cheap paint or cheap packaging. It is made with a new technology that makes the balls in perfect alignment so you will never have to worry about the strings becoming tangled. It comes in a nice box with clear instructions on the back so you can set the cradle up easily in less than a minute. The beautiful colors and the fact that the balls move smoothly for up to 60 seconds make science more fun for kids and adults.

✮ NO MORE BORING, PLAIN NEWTON’S CRADLES. Holocradle is the only Newton’s cradle in the world that changes colors with light. Its unique design makes it change to holographic colors when exposed to sunlight or artificial white light, which makes it stand out from many other science or office products.Size:12*12*9cm.

✮LEARNING IS MORE FUN. Holocradle is a perfect way for kids to learn about conservation of momentum and energy. They are great for psychology, science and physics classrooms and are also great for kids with ADHD or autism. The holographic colors help them to focus more and make It unique among any other Newton’s cradles on the market. It makes a great present for decorating an office. It is an effective way to relieve stress and frustration for children and office people.

❤️【Unique charm】Power by Batteries:4 x AA batteries(Not Included). Glowing Newton ball swing more dazzling at night, the base has a luminous plate, projected onto the glass beads, glass beads showing colorful, very attractive. It stays quietly by your side and swings and never stops its noble temperament, when you work hard, or when you are sleeping. When others approach your office or room, they will also be moved by its elegance.

❤️【Ideal festival gift】Includes steel balls, plastic frames and base.A very meaningful gift to make your room or office more classy. When your good friends and family members receive such an exquisite gift, they will be satisfied to exclaim. The gift is suitable for any period, such as: anniversary, major holiday, graduation, birthday, Christmas, Halloween, Valentine's Day, etc. It will be a thoughtful and satisfying gift.

Newtons cradle high quality: use nylon line of good material instead of cheap fishing line. Wooden base and the unique design idea make an impression.

Longer swing time--newtons cradle balance balls continue in perpetual motion for 10-20 seconds due to the resistance of the air and friction, It is many methods to pay, such as one balls rise up in one side, then let if fall down, or two, or each 2 side rise up one ball, and etc...

Kinetic balls edutainment-- suitable for children to experience the fun of mechanics in the process of playing this fun gadget.It is also a perfect decoration for desks and tables, whether at the office or at home

Wide application--apply to psychology, relax your press while you feel tired at working. It could be the great desk toys for office for adults.Teaching tools, great to explain the perpetual physics. And it is also a wonderful furnishings. Our newtons cradle comes in a nice box, so you can set the cradle up easily in less than a minute

Best Service: if you got broken items. Pls, contact for a new one! Wonderful after sale services for this desktop toys.give you support and help at the first time whatever it's damage, receive the wrong goods, broken, or other problems. The product package is very strong. It will easily cause the ball and the rope to entangle when you unpacking it with great force. It is recommend you to open it gently.