Timo's plan of propeller invention and hypothesising how high the propeller will fly with different electrical voltages and set ups.In Timo's words, "I am learning about electronics and engineering" and so much more. Many strands from this to branch off, next thing is to make a hovercraft.
Searching for parts with Caoimhe's help
Discovering surprises
All very happy
Hours of fun, he was at it again first thing this morning and made me a cooling fan for my birthday.
