<b>Frankie Sparks uses her inventing skills to build the best sled ever in this third chapter book in the STEM inspired Frankie Sparks Third-Grade Inventor series.</b> <p/>Frankie Sparks can't wait to enter the town-wide sled design contest. With the help of a team she must design and build a sled using only cardboard and duct tape. And there are PRIZES! <p/>Each team in the contest will be judged on: <br> 1. Best looking sled.<br> 2. Fastest sled.<br> 3. Most team spirit. <p/>Even though Frankie might know a lot about building a sled it turns out she still has a lot to learn about building a team. With lots of twists turns and big bumps along the way can Frankie and her fellow super-sled designers create a dream machine--and a dream team?