Beginner15m
Power Budget 101
How to calculate runtime, avoid brownouts, and size your battery and regulators for any robot build.
powerbatteryliporegulator
Start module
LearnRobotics fundamentals.
Robotics fundamentals.
No fluff.
Seven practical modules grounded in real builds from Soohoo Labs — from wiring your first battery to sending autonomous nav2 goal poses. Each one answers the question that cost us hours to figure out the first time.
Beginner20m
DC Motor Control
PWM, H-bridges, encoders, and driver selection — everything you need to make wheels turn reliably.
motorspwmh-bridgeencoder
Start module
Intermediate18m
Sensor Selection Guide
LIDAR vs ultrasonic vs stereo depth — when to use each, what the specs actually mean, and integration gotchas.
lidardepthimuultrasonic
Start module
Intermediate25m
ROS2 Basics for Robot Builders
Nodes, topics, services, launch files — the minimum you need to get a mobile robot navigating under ROS2.
ros2nav2jetsonlaunch
Start module
Intermediate22m
SLAM: Building Maps in Real Time
How slam_toolbox builds an occupancy map from LIDAR scans and how to hand it off to nav2 for autonomous navigation.
slammappingnav2lidar
Start module
Advanced28m
nav2: Autonomous Navigation
Configure nav2 to navigate your robot autonomously — costmaps, AMCL localization, path planners, and goal poses.
nav2amclcostmapros2
Start module