The case of the secret pitch -- The case of the balloon man -- The case of the ambushed cowboy -- The case of the forgetful sheriff -- The case of the hungry hitchhiker -- The case of the two-fisted poet -- The case of the wounded toe -- The case of excalibur -- The case of the glass of ginger ale -- The case of the stomach puncher.
Summary
Fifth-grader "Encyclopedia" Leroy Brown solves ten mysteries and, by putting the solutions at the back of the book, challenges the reader to do the same.