The starter kit includes the Arduino Uno compatible main board, USB cable for power and USB connection plus other components that are needed for the learning of Arduino. Among the offered projects are Digital Output using LEDs, Digital Input using Switch, RGB LED, Analog Input with potentiometer, Temperature Reading using ADC input, LDR for Light Detection and more.

Package Includes:

• Arduino Uno Rev3 CH340 Compatible x 1
• Breadboard (Small) x 1
• Male to Male Jumper Wire 40pcs x 1 
• LED 3mm Yellow x 2
• LED 3mm Green x 2
• LED 3mm Red x 2
• LED 5mm Red, Green, Blue (4pin) x 1
• LED Super Bright 5mm Blue x 1
• LED Super Bright 5mm Red x 1
• LED Super Bright 5mm Green x 1
• Resistor 0.25W 5% (220R) x 10
• Resistor 0.25W 5% (10K) x 2
• 5K Preset x 1
• 7 Segment Display 0.5inch Common Anode x 1
• 6x6x1 Push Button 2 Pins x 1
• LDR (Small) x1
• Piezo Buzzer 5VDC x 1
• USB B Type Cable x 1
• Temperature Sensor (Celsius) x 1
• Plastic Box x 1
• Acrylic Base Experimental Platform x1

Related links: 

• Arduino Uno Home Page
• Getting Started
• Programming Reference
• Arduino Forum

Tutorials:

• Getting Started with Arduino  - UNO, good for 1st time user.
• Arduino tutorial with more than 10 projects, source code, schematic is there.