The product category is revealed and the whistle blows, kicking off two days of intense competition. After getting their challenge the teams brainstorm ideas and meet with a patent attorney to discuss possible patent issues.

The teams travel to a local hardware store to purchase supplies for their prototypes. Then get to making.

The teams, with the help of the tool techs, use rapid prototyping techniques to bring their ideas to life.

Manufacturing experts are brought in to evaluate the feasibility of the products.

Time is up. Tools down. The teams present their products to a panel of judges and the top three are selected.

The three winning products begin their journey to the marketplace.

Tom meets up with the mentors. He shows them the refined prototypes and gets their feedback.

Tom gets feedback from crowdfunding experts. The Make48 team meets with the inventors one last time to give them updates on the products.