5 lessons
Distance Sensor
Time-of-flight basics, indicators, and distance alarms.
Your progress5 lessons
Lesson list
Work through these in order — finishing one unlocks the next. Complete them all and you earn 500 XP.
1
Lesson 1: Meet the Distance Sensor — Time-of-Flight Basics
Measuring space with light 📏💡
Ready to start Code
Lesson 2: Distance + LED Indicator
Let your LED sense how close things are 📏💡
Locked — finish the previous lesson Code
Lesson 3: Distance-Based Brightness (PWM)
The closer you get, the brighter it glows 📏🔆
Locked — finish the previous lesson Code
Lesson 4: Distance Alarm System (Buzzer + LED)
Built like a real parking sensor 🚗🔔
Locked — finish the previous lesson Code
Lesson 5: Smart Distance System (Mini Project)
Silent or sounding — you choose 📏🎛️
Locked — finish the previous lesson Code