Collecting listings has surprises
Description
. It is a nice helper to introduce kids to fixed pulley, movable pulley, mechanical advantage and the conservation of energy. We adopt material, so you can keep it for a long time.
If you are looking for set of pulley block with reliable quality and reasonable price, I will tell you that our pulley block will be your best choice
Features
- Fine workmanship and beautiful appearance ensure its popularity.
- Need children to manually brain, to stimulate children's learning fun, build students' understanding of scientific concepts and channel their inquiries into active and meaningful learning experiences.
- Adopted superior quality material for durable and practical to use.
- It has a simple design, but very practical in use.
- Portable and lightweight, easy to carry.
-Color: As Shown
-Material: Iron, plastic
-Size: About 23.00X8.00X6.00cm/9.04X3.14X2.36inch