DIY Science Toy Hydraulic Wooden Excavator

 "Unleash your child's inner engineer with our DIY Science Toy Hydraulic Wooden Excavator! They'll have a blast building and playing with this fun and educational toy. Watch as they learn about hydraulic power while having tons of fun. A perfect gift for any curious and creative kid!"

Feature:

1. [Complete DIY Kit] This toy set provides a complete set of wooden parts and accessories, allowing you to build an impressive hydraulic excavator from scratch and enjoy hours of fun.
2. [Unique Hydraulic System] This model uses syringes to control the gripping action, teaching kids how to operate levers and connecting rods in a hands-on manner.
3. [Easy Assembly] All parts are pre-cut, making it easy to assemble without the need for tools or glue. Enjoy a hassle-building experience.
4. [Educational and Fun] Suitable for kids of all ages, this model is perfect for school classrooms, libraries, homes, or offices, promoting STEM learning and problem-solving skills.
5. [Kids Friendly] Made from safe wooden materials, this model is kids-friendly with no sharp edges, providing a great touch experience.

Specification:

Item Type: Hydraulic Excavator Model
Material: Composite Wood
Use: Hand made, puzzle teaching
Principle: By imitating the hydraulic effect through four sets of needle cylinders, the excavator can move up and down, left and right, and dig down

How to Use:

Install and use.

Package List:

4 x Board
4 x 3ml Syringe
4 x 5ml Syringe
4 x Tire 
1 x Screw Accessory Kit
2 x Long Shaft
6 x Short Shaft
1 x Screwdriver
2 x Cable Tie
1 x Hose

Shipping Info:
- Estimated Delivery Time: US 15-25 Days; Worldwide 15-30 Days.