Build: projects, parts and fixes for makers and students

Pick a project, check the parts, calculate before you buy, fix what breaks. This is the maker and student door of the site. Every build is costed in rupees and every guide says where it can fail.

1. Choose a build

• Projects: costed build sheets with parts lists and pin maps
• Free final-year project pack: shortlist, report outline and viva questions
• Three robots under ₹2,000
• How to make a robot at home

2. Check the parts

• Component guides: motors, drivers, sensors, boards
• L298N vs TB6612FNG motor drivers
• Best Arduino board for robotics in India

3. Calculate before you buy

• All calculators
• Servo torque
• Battery runtime
• Gear train
• Wheel speed and RPM
• LED resistor and voltage divider

4. Fix what breaks

• Error library for Arduino and ESP32
• Arduino robot not working

5. Learn and plan a career

• Learning guides
• Careers in robotics
• What is robotics?
• Twelve-month skills roadmap

Working in a factory instead? Use the Automate section.

Writing a report or preparing for a viva? Use the Free Library: report outline, viva questions, bill of materials and test log templates.

Interactive tools

• Wiring checker: pin conflicts on ESP32 and Arduino Uno
• Robot arm playground: two-link inverse kinematics
• URDF viewer and checker
• Daily robotics puzzle