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1
1. Most circuit problems are due to incorrect assembly,
always double-check that your circuit exactly matches
the drawing for it.
2. Be sure that parts with positive/negative markings are
positioned as per the drawing.
3. Be sure that all connections are securely snapped.
4. Try replacing the batteries.
5. If the motor spins but does not balance the fan, check
the black plastic piece with three prongs on the motor
shaft, and replace it if it is damaged (this kit includes
a spare). To replace, pry the broken one off the motor
shaft using a screwdriver, then push the new one on.
6. If aberopticscircuitisn’tworking, make sure the
clear & black cable holders are pushed all the way
ontotheLED/phototransistor,andtheberopticcable
is pushed into the holders as far as it will go. The cable
should be standing straight up in the holders.
ELENCO
®
is not responsible for parts damaged due to
incorrect wiring.
Basic Troubleshooting
Note: If you suspect you have damaged parts, you can follow the
Advanced Troubleshooting procedure on page 14 to determine which ones
need replacing.
Basic Troubleshooting 1
Parts List 2-3
How to Use Snap Circuits
®
4-5
About Your Snap Circuits
®
LIGHT Parts
6-8
Introduction to Electricity 9
Light in Our World 10-12
DO’sandDON’TsofBuildingCircuits 13
Advanced Troubleshooting 14-15
Projects 1 - 83 16-42
WARNING: SHOCK HAZARD - Never connect Snap
Circuits
®
to the electrical outlets in your home in any way!
Table of Contents
WARNING: Always check your wiring
before turning on a circuit. Never leave a
circuit unattended while the batteries are
installed. Never connect additional batteries
or any other power sources to your circuits.
Discard any cracked or broken parts.
Adult Supervision: Because children’s
abilities vary so much, even with age
groups, adults should exercise discretion as
to which experiments are suitable and safe
(the instructions should enable supervising
adults to establish the experiment’s
suitability for the child). Make sure your
child reads and follows all of the relevant
instructions and safety procedures, and
keeps them at hand for reference.
This product is intended for use by adults
and children who have attained sufcient
maturity to read and follow directions and
warnings.
Never modify your parts, as doing so may
disable important safety features in them,
and could put your child at risk of injury.
CAUTION: Persons who are extremely
sensitive to flashing lights and rapidly
changing colors or patterns should exercise
caution when playing with this toy.
CAUTION: High intensity light. Do not look
directly at white LED (D6).
WARNING FOR ALL PROJECTS WITH A SYMBOL - Moving parts. Do not touch the motor or fan during operation.
Do not lean over the motor. Do not launch the fan at people, animals, or objects. Eye protection is recommended.
!
!
!
● Use only 1.5V “AA” type, alkaline batteries
(not included).
● Insert batteries with correct polarity.
● Non-rechargeable batteries should not be
recharged. Rechargeable batteries should
only be charged under adult supervision, and
should not be recharged while in the product.
● Do not mix old and new batteries.
● Do not connect batteries or battery holders in
parallel.
● Do not mix alkaline, standard (carbon-zinc),
or rechargeable (nickel-cadmium) batteries.
● Remove batteries when they are used up.
● Do not short circuit the battery terminals.
●Neverthrowbatteriesinareorattemptto
open its outer casing.
● Batteries are harmful if swallowed, so keep
away from small children.
Batteries:
!
WARNING: CHOKING HAZARD -
Small parts. Not for children under 3 years.
!
Conforms to all applicable
government requirements
Go to https://shop.elenco.com/
consumers/snap-circuits-light.html
to download projects 84-177
and Bonus Projects 1-11!
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