Problem: How to imagine
Daydream.
Daydreaming is a process that helps form connections and recall information without distractions. Rather than being a mindless activity, daydreaming actually fosters a state of high engagement in the brain.

Answer: Often your best ideas seem to come out of nowhere while you're daydreaming. Avoid distractions like computer/video games, the internet, a movie, etc.

Problem: How to make a theremin
Learn the essential components of the theremin.
A theremin is basically a box with two antennas, one of which controls the pitch of the instrument, the other of which controls the volume. These antennas create electromagnetic fields which are " played " by manipulating them with the hands.

Answer: Coils of tight-pack wire act as oscillators, producing signals fed into the antennae. While it may seem like spooky magic, the fields are created by relatively straightforward circuitry.

Problem: How to legally download software online
Visit an open source repository.
Open source programs are community-driven projects where the code of the program is available to anyone. This means that typically, open source software is completely free to use and copy.
Answer: These projects are often iterated on by community members, meaning they are constantly evolving. There are several major open source repositories that host a variety of applications available for free download : Sourceforge google code github codeplex Look for a program that does what you need.