Two Seater Go Carts Does Anyone Have Some Ideas For A Soap Box/ Go Cart Like Mobile Device?

Does anyone have some ideas for a soap box/ go cart like mobile device? - two seater go carts

I'm doing a project with some friends. we drive, SIMPLE, an impressive mobile vehicle. We want the address on the front metal frame, pedals, etc. If your own ideas or links let me know! Ideas and systems from other sites, sources, or even you, would be useful. We hope that (the two seats one behind the other) with a set of pedals for two people. We could help a little, because their cause in a few weeks (3-5).