\documentclass[12pt,a4paper,man,natbib]{apa6}
\usepackage[english]{babel}
\usepackage[utf8x]{inputenc}
\usepackage{amsmath}
\usepackage{graphicx}
\usepackage[colorinlistoftodos]{todonotes}
\title{\large{Insert Project Title Here}}
\shorttitle{Project Title LastName}
\author{First Last}
\affiliation{WhoYoureWith}
\date{\today}
\begin{document}
\maketitle
\textbf{Section Heading}\\
insert some things here then add a new section\\
\textbf{Section Heading}\\
\end{document}