Switch Instructions
Rocket Launcher Instructions
Electromagnet Instructions
Burglar Alarm Instructions
Additional Rules are found at the beginning of the STEM section.
Entries per Individual - One entry per exhibitor per class. Limit of 4 entries per exhibitor per project.
All static exhibits must have received a purple ribbon at the county fair to advance to the State Fair.
Premier 4-H Science Award is available in this area. Please see General Information for more details.
Scoresheets and additional resources can be found at https://go.unl.edu/ne4hstem.
Recommended QR Code Generator: https://www.qr-code-generator.com/
ELECTRICITY - MAGIC OF ELECTRICITY - UNIT 1 (**Denotes NOT State Fair Eligible)
PREMIUMS: Purple, $4.00; Blue, $3.00; Red, $2.00 and White, $1.00 (Scoresheet CF224)
**H870901 Switch (see page 13 of manual for instructions, also available at https://go.unl.edu/knoxcounty4helectricity)
**H870902 Electromagnet (see page 29 of manual for instructions, also available at https://go.unl.edu/knoxcounty4helectricity)
ELECTRICITY - INVESTIGATING ELECTRICITY - UNIT 2 (**Denotes NOT State Fair Eligible)
PREMIUMS: Purple, $4.00; Blue, $3.00; Red, $2.00 and White, $1.00 (Scoresheet CF225)
**H870903 Rocket Launcher - Build a rocket launcher and create a poster using photographs to show the "step by step process" you used to build your launcher (instructions available at the Extension Office and at https://go.unl.edu/knoxcounty4helectricity).
**H870904 Burglar Alarm - Build a burglar alarm and create a poster using photographs to show the "step by step process" you used to build your alarm (see page 33 of manual for instructions, also available at https://go.unl.edu/knoxcounty4helectricity).
ELECTRICITY - WIRED FOR POWER - UNIT 3
PREMIUMS: Purple, $4.00; Blue, $3.00; Red, $2.00; and White, $1.00
H870001 Electrical Tool/Supply Kit (Scoresheet SF226) - Create an electrical supply kit to be used for basic electrical repair around the house. Include a brief description of each item and its use. The Container should be appropriate to hold items.
H870002 Lighting Comparison (Scoresheet SF226) - Display studying the efficiency of various lighting (incandescent, fluorescent, halogen, Light Emitting Diodes, etc.). Exhibit could be a poster display or an actual item.
H870003 Electrical Display/Item (Scoresheet SF226) - Examples include: re-wiring or building a lamp, re-wiring or making a heavy-duty extension cord or developing an electrical diagram of a house. Exhibit could be a poster display or an actual item.
H870004 Poster (Scoresheet SF277) - Poster should exemplify one of the lessons learned in the Wired for Power project.
ELECTRICITY - ELECTRONICS - UNIT 4
PREMIUMS: Purple, $4.00; Blue, $3.00; Red, $2.00; and White, $1.00
H870005 Electrical/Electronic Part Identification (Scoresheet SF226) - Display different parts used for electrical/electronic work. The exhibit should show the part (either picture or actual item) and give a brief description, including symbol of each part and its function. Display should include a minimum of 10 different parts.
H870006 Electronic Display (Scoresheet SF229) - Show an application of one of the concepts learned in the Entering Electronics project. Examples include: components of an electronic device (refer to page 35 of the Electronic manual).
H870007 Electronic Project (Scoresheet SF229) - Exhibit an electronic item designed by the 4-H’er or from a manufactured kit that shows the electronic expertise of the 4-H’er. Examples include: a radio, a computer, or a voltmeter.
H870008 Poster (Scoresheet SF277) - Poster should exemplify one of the lessons learned in the Entering Electronics project.