| Connect-S14 Petroleum Based Products.mp3 | Download |
| Connect-S13 Polio Vaccine.mp3 | Download |
| Connect-S12 Internet and Personal Computers.mp3 | Download |
| Connect-S11 Cellphones.mp3 | Download |
| Connect-S10 Satellites.mp3 | Download |
| Connect-S9 Computer Management.mp3 | Download |
| Connect-S8 Radio and Television.mp3 | Download |
| Connect-S7 Atomic Weapons.mp3 | Download |
| Connect-S6 Airplanes.mp3 | Download |
| Connect-S5 Henry Ford.mp3 | Download |
| Connect-S4 Railroads.mp3 | Download |
| Connect-S3 Electric Power.mp3 | Download |
| Connect-S2 Agriculture.mp3 | Download |
| Connect-S1 Steel Production.mp3 | Download |