Inland Uno R3 MainBoard Arduino Compatible; ATmega328 Microcontroller; 16MHz Clock Rate; 32KB Flash Memory - Micro Center

Inland Super Learning Kit for Arduino - Micro Center

The Inland LCD shield integrates 1602 LCD display and six buttons into one piece - which is fully compatible with UNO R3 control board.

Inland LCD and Keypad Shield KS0256

It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz quartz crystal, a USB connection, a power jack,

Atmega328p Development Board + 9V 1A Power Supply Compatible with Arduino UNO R3

SparkFun Electronics RedBoard - Micro Center

Inland UNO R3 Main Control Board - Micro Center

Arduino Mega 2560 REV3 - 256KB (8KB after bootloader) Flash Memory; 8KB SDRAM; 4KB EEPROM; 16MHz Clock Rate - Micro Center

Arduino Mkr Relay Proto Shield TSX00003

Adafruit Industries Monochrome 1.3 128x64 OLED Graphic Display - Micro Center

The Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.x). It has more or less the same functionality of the Arduino Duemilanove, but in a different package. It lacks only a DC power jack, and works with a Mini-B USB cable instead of a standard one.