Newtons Cradle Balance Balls DIY Technological Making
Description:
Item type:Newton Pendulum
Material:Mood and glass
Weigh:60g
Suitable age:Over 6 years old
Features:
This Newton Pendulum could be a great gift for your frends or families.
Great toy for students to study physic.
Package Includes:
1 X Bulk suite
1 X Glue-water
1X Double side tape