-16^%

Class 3 science project gear speed variable car

STEM gear car working model for students

Science experiments for class 3 using gear speed car

DIY 3-Gear Speed Variable Car – Brain Development STEM Toy

Available:Out of Stock

Product SKU: LGPW084

Wishlist

₹ 499 ~~₹ 599~~

Pre-order

Specification

Description

DIY 3-Gear Speed Car – Physics Working Model for Kids

The DIY 3-Gear Speed Variable Car is a hands-on class 3 science project designed to help young learners understand how gears control speed and motion. From the very first build, children explore real mechanical concepts through guided play, making it ideal for science experiments for class 3 conducted at home or in school. By assembling the car and changing gear positions, students experience how mechanical advantage works in real systems.

This engaging model supports structured learning by turning theory into action, helping children observe motion changes clearly while enjoying a fun class 3 science project experience.

Materials and User Manual

Car Base/Chassis – The platform for mounting all components.
3-Speed Gear System – Includes gears of different sizes to vary speed and torque.
Electric Motor – Powers the car and drives the gear system.
Wheels and Axles – Provide mobility and stability.
Switch – Allows easy control of the car's power.
Battery Holder – Holds the batteries that power the motor.
Wiring and Connectors – Connect the motor, switch, and battery for proper functioning.
Plastic or Wooden Frame – Supports and holds all components securely.
Instruction Manual – Guides the assembly process and explains gear operation.
User Manual: All the design details are elaborated in documents with this.

Class 3 Science Project – Working Principle

This class 3 science project operates using an electric motor connected to a three-gear system. Smaller gears rotate faster with lower torque, while larger gears rotate slower with higher torque. Power transfers through axles to the wheels, moving the car forward. This process allows children to test cause-and-effect relationships, commonly taught through science experiments for class 3, in a clear and visual way.

Advantages of This Science Project

Quality Time Together: Build, test, and explore together while completing a meaningful class 3 science project that encourages discussion and curiosity.

Learning Wrapped in Fun: This model transforms learning into play, supporting hands-on science experiments for class 3 without pressure or complexity.

Confidence and Achievement: Each successful gear adjustment builds confidence, helping children feel proud of completing a challenging class 3 science project.

Features of This Science Project

Encourages logical thinking and mechanical understanding
Simple assembly suitable for early learners
Visually explains speed and torque concepts
Supports guided science experiments for class 3
Aligned with global STEM learning principles
Uses safe, eco-friendly materials
Includes printed instructions with scientific explanations

Physical Attributes

Dimensions (cm) L x W x H : 18 x 13 x 3
Weight (g): 146

Package Includes

1 x DIY 3-Gear Speed Variable Car – Brain Development STEM Toy

A nice toy for kids to build!

A great toy for the kids. It's good for there brains and gave them time off the screen. My kids enjoyed building them and they said it's not hard to take it off the board which is nice. Highly recommended!