This kit contains the most used components of the 74XX logic gate family. In total the kit includes 13 components, distributed as follows: 

• 2 x SN74LS32N OR Gates
• 2 x SN74LS04N NOT Gates
• 2 x SN74LS08N AND Gates
• 2 x SN74LS00N NAND Gates
• 2 x SN74LS02N NOR Gates
• 1 x SN74LS112AN JK Flip-Flop
• 1 x SN74LS132N NAND Schmitt trigger
• 1 x SN74HS595 Shift Register