Curriculum developed by experts for this useage has been designed for ease of teaching, but not necessarily for sparking the interest of the individual child. As a homeschooling family, you can accept as many or as few of these materials as you like. Some families like the ease and security of having a prepackaged curriculum, while others choose to make their own decisions about what is important to learn and what is useful and helpful in their daily lives. Discuss this with your children. Look at sample copies of materials before you choose.
Many families find their most treasured learning resources at garage sales and thrift shops.
Think of building and needlework materials, cooking tools, books, magazines, motors, gears, etc. . . Some families frequent the bookstores and educational supply stores in their communities. Some find videos from the video rental store valuable. Most think the public library is the best possible resource. Send for the catalogs that look interesting to you.