While they are exploring, make sure you are asking them questions and prompting them to make predictions about what they think will happen. After drawing the schematics it looks like it is just a continuity tester that show continuity even with quite a high resistance between the ends. I think the new circuit is switching on when only one probe is touched is due to pickup of radiated switching frequency from the boost regulator. It’s my job to help with concentration and keeping you on the ball, allowing your brain to work with 100% clarity.

ENERGY STICK » Go2 ENERGY STICK » Go2

Start flashing lights and buzzing sounds in this fascinating energy stick simply by touching each end to complete a human circuit. Simply hold one end of the energy stick and get a friend to hold the other - when you touch hands, the stick will light up and make a noise!The Energy Stick has a highly sensitive circuit that’s able to detect very small amounts of electricity that travel across your skin. I am on my second and more advanced version of an energy stick for my elementary level science electronics class. I have a tiny Al heatsink I can use for the LED but it will be enclosed in a pretty small space so I imagine it will only help for a few moments. Read More recommended this site to a number of people and they have all found it great for Christmas present ideas. For example, what happens when they add an extra motor, use a battery with a higher voltage, change the length of the wires etc.

Electricityexplore with your class - Explorify

Read More a commitment to quality and safety, it's the perfect destination for anyone seeking the ideal gift for a child. org,which contains comprehensive information on how to do this on a wide variety of desktop browsers. I see now that I am not the only one that doesn't understand the term "Energy Stick" although Google was pretty good and pulling up information on it except for a schematic on how to make one.I found links for "how does an energy stick work" and not one of them (that I looked at) explained anything about how an energy stick works beyond "connect both ends with some kind of conductor and it lights up and makes sound". It is true that I anticipate the LED would only be on for 10 to 20 seconds at a time but there would also be countless occasions that I wouldn't have control over that. but the datasheet - if one exists - may not give you time and ambient related safe operating conditions . The second part of this topic guide leads on from thetricky scientific concepts that we explained in part one ( you can revise them here).