Book three in the Tree Street Kids series: If getting tackled is the best way to make new friends, that’s okay with Jack. After all, starting fifth grade at a new school is even rougher than pee wee football. But how can he join the Lions and help Ellison build the Most Epic Bookmobile Bike Ever? Jack devises the perfect game plan-until he fumbles it with the most epic bike crash ever and a game day disaster.