Up With Paper Pop-Up Panoramics Light-Up Greeting Card - Holiday Lights, multi colored, 4x9 Inch (Model: A321LIT)

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or more) LED; use the smallest size you can find so it does not add much bulk to the folded greeting card, such as 3-mm size for 35¢ each; for extra flair, consider using 3-mm, color-changing cycling RGB LEDs for 50¢ each; alternatively, cut apart individual LEDs from a set of LET string lights and then use a hobby knife to scrape the coating off the wires before using OR experiment with different LEDs to find what works best for the project objectives Cut a short strip of copper tape and roll it in a ball with the conductive adhesive facing out. Place this ball in the battery circle on top of the copper tape circuit. After you finish coloring the template, cut an “X” where the LED will go. The last step is to fold your template in half. Step 3 – Apply Copper Tape Never connect the positive and negative terminals of a battery directly together as this causes a short circuit and the connecting material may become very hot. Have you ever wanted to give someone a Valentine’s card or a greeting card of some kind, and wanted to really impress them? Are you feel limited or bored with making the same old drawings with pencil, pen or marker? Did you know it is possible to create greeting cards that light up? Well today is your chance to make the best Valentine’s Day (or birthday, Arbor Day, holiday, etc.) card ever!

These DIY Light-up Christmas cards are easy and fun to make. A wonderful STEM themed Christmas activity for kids! optional) vellum or parchment paper, to create a diffused effect for LEDs, such as in the center of the heart in the I <3 U design Flip your template over and apply copper tape to all of the brown lines. We recommend folding the copper at the corners versus cutting it. Keeping the copper in a single continuous strip will help with its continuity ensuring the LED lights. The next step is to attach the LED to the template. Before you can do this, you need to determine which side of the LED is positive and negative. electron: A subatomic particle found in all atoms and acting as the primary carrier of electricity in solids.

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Depending on the age of the students, have them especially use care with the hobby knives, which are very sharp. Prepare and place the LED(s): Now that the copper is in place, it is time to add the light. Each template has an LED symbol that shows a shaped wire. Using this method helps us remember which LED side is positive or negative. Share with the class the following excerpt from the light-emitting diodes tutorial about LED polarity:

Every LED has a long leg and short leg. The long leg is the positive (+) and the short leg is the (-) negative. electricity: The transfer of energy resulting from the flow of charged particles (such as electrons).

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Once all wire shaping is complete, place the LED on a table or flat surface to make sure it lays flat and with the bulb upright. If not, make any adjustments now.