Lens For Canon Rebel T3

Carol asks…PHOTOGRAPHY: Whats the difference between a Canon rebel and a canon t3?I want a camera that lets me control the shutter speed, aperture, ISO, and more. I have an old fashion film camera and i want a digital camera just like it, so a DSLR. My budget is no more than $300. I love taking macro photos. So, what is the difference between a Rebel and T3? What should I get? This will be my first " professional " camera i will purchase. I'm 14, and this will be for my photography class. Any

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