Why my <a href" "> doesnt work on my page?

Im trying to create a menu, but my links doesnt seems to work, am i making any mistake?

                <div class="menu">
                <nav>
                    <ul>
                        <li><a href"">Home</a></li>
                        <li><a href"">About Us</a></li>
                        <li><a href"">Services</a></li>
                        <li><a href"">Our Projects</a></li>
                        <li><a href"">Our Team</a></li>
                        <li><a href"">Happy Clients</a></li>
                        <li><a href"">Price</a></li>
                        <li><a href"">Some Facts</a></li>
                        <li><a href"">Contact Us</a></li>
                    </ul>
                </nav>
            </div>

And in my page, it wont click, just text...