Here is a list of all related documentation pages:

Lab 0 LED Lightshow
Lab 1 LED Controller
Lab 2 Interrupts: Fire Alarm!
Lab 3 Introduction to FreeRTOS
Lab 4 FreeRTOS: Semaphores
Lab 5 FreeRTOS: Queue
Lab 6 GPIO, Interrupts, and Queues
Lab 7 Peripherals and Queues: ADC and PWM (LEDC)
Lab 8 DAC Peripheral
Additional Labs
Lab 12 UART and LEDC (PWM)
Lab 13 Assignment of Task to Cores
Lab 14 ADC with LCD