1. The document discusses free technology tools that can be used for reading, writing, math, and other subjects. It provides examples of tools from the past like Hypercard and tools currently available like ReadPlease, Bibliomania, and Virtual Manipulatives. 2. Future tools discussed include those that support Universal Design for Learning principles like providing multiple means of engagement, representation, and expression. Tools like blogs, wikis, and presentation tools are presented as ways for students to collaborate. 3. The document encourages using a variety of free technology tools to differentiate instruction and provide alternative ways for students to demonstrate their knowledge.