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Elenco Tree of Knowledge Kits
EDU-3010 Tree Of Knowledge-Crystal Radio

Build your own working crystal radio. Look for and pick up radio stations. Earphone and antenna included. No tools or batteries required. Ages 8 & Up

EDU-3010 YDI Price $9.90
EDU-3030 Tree Of Knowledge-Magic Magnet

Make your own magnets, electromagnet and compass! Explore more than 30 exciting experiments including the Indian rope trick, magnetic fishing, fun with gravity, magnetic forces. Ages 8 & Up


EDU-3030 YDI Price $9.90
EDU-3050 Tree Of Knowledge-Solar Energy

All you need to build your own complete solar energy lab. Kit includes over 25 sunny and fun experiments. Learn about conservation of energy. Complete with solar energy collector and solar heater. Ages 8 & Up


EDU-3050 YDI Price $9.90
EDU-3070 Tree Of Knowledge-Water Clock

Make a clock that can work just on tap water! You will never need batteries again. Also works on a variety of household materials such as:cola, fruit juice and even ketchup. Ages 8 & Up


EDU-3070 YDI Price $12.90
EDU-3080 Tree Of Knowledge-Alarm

Make your own intruder alarm! Protect your valuable belongings. Connect the alarm to a door, a window, or whatever you want to guard. Learn how circuits work. Includes alarm panel, buzzer, battery holder and electronic components. Ages 8 & Up
EDU-3080 YDI Price $9.90
EDU-36749 Metal Detector

Aluminium Extension from 58cm (23") to 96cm (38")
High-Low Sensitivity Adjustment
LED Display
Durable ABS Body
Low Electrical Consumption
Instruction Manual
For Ages 8+
EDU-36749 YDI Price $24.90
EDU-37433 Elenco Electrical Alarm
(1)On/Off button
(1)Speaker
(1)Large base
(1)Small base
(2)Electric Wire (Red)
(3)Electric Wire (Black)
(1)Motor
(1)Led Light
(1)Mirror Label
(1)Top Transparent Cover
(1)Alarm Holder
(1)Turntable
(1)Mirror Label
(2)Battery contact plate
For Ages 6+
EDU-37433 YDI Price $9.90
EDU-37435 Elenco Robotic Catcher
(1)On/Off button
(1)Gear Box
(1)Chassis
(2)Electric Wire(Red)
(1)Electric Wire(Black)
(1)Motor
(2)Battery contact plate
(1)Battery Box
(2)Axial
(1)Pushing Road
(4)Wheels
(2)Catcher
(3)Balls
For Ages 6+
EDU-37435 YDI Price $9.90
EDU-37436 Elenco Robotic Beeper

(1)On/Off button
(1)Gear Box
(1)Chassis
(3)Electric Wire(Red)
(3)Electric Wire(Black)
(1)Motor
(2)Battery contact plate
(1)Battery Box
(2)Axial
(1)Pushing Road
(4)Wheels
(2)Speaker
For Ages 6+
EDU-37436 YDI Price $9.90
EDU-4002 Tree Of Knowledge-Treasure Finder

Find hidden riches with this treasure finder robot! This robot uses a metal detector to discover metallic objects. Requires two AA batteries. Ages 8 & Up


EDU-4002 YDI Price $14.90
EDU-4003 Tree Of Knowledge-Wake Me Robot

The Wake me Robot uses a light sensor, making it sensitive to light. The kit also includes parts for inventing your own robot arm. Requires two AA batteries.
Ages 8 & Up

EDU-4003 YDI Price $14.90
EDU-4004 Tree Of Knowledge-The Guide Robot

The Guide Robot senses objects in its path using an infrared ray. The also includes parts for inventing your own robot arm. Requires two AA batteries. Ages 8 & Up
EDU-4003 YDI Price $14.90
EDU-7070 Tree Of Knowledge-Chem-Science

35+ fun activities with home science and kitchen chemistry. Investigate with safe and simple materials. Grow crystals: create a volcano:separate pigments, make your own glue, perfune and plastic. Ages 8 & Up

EDU-7070 YDI Price $19.90
EDU-7072 Tree Of Knowledge-Circuit Lab

Specialy designed kit to learn, play and have fun safely with basic electric circuits. Assemble more than 20 different and fascinating circuits for motor, buzzer, lights and other circuits. Make alarms and games, even invent your own circuits. Requires four AA batteries.
Ages 8 & Up
EDU-7072 YDI Price $19.90
EDU-7074 Tree Of Knowledge-Weather

Over 30 fascinating activities all about weather and climate. Build your own barometer, weather vane, rain gauge, and hydrometer. Make a rainbow, produce clouds, lightening, rain and a thunderstorm. Requires one 9V battery Ages 8 & Up
EDU-7074 YDI Price $19.90
EDU-7076 Tree Of Knowledge-Electronic Lab

Electronics for beginners. Build 6 exciting electronic devices-a burglar alarm, a fire alarm, a musical organ, a siren, a sound effects generator and radio. Requires four AA batteries. Ages 8 & Up
EDU-7076 YDI Price $19.90
EDU-7078 Tree Of Knowledge-The Bug World

Exciting kit with over 25 crawling creature activities! Observe and and learn all you need to know about bugs, insects and plant life. Kit also includes net, magnifying glass, charts and other simple materials. Ages 8 & Up

EDU-7078 YDI Price $19.90
EDU-7080 Tree Of Knowledge-Detecto Lab

Investigate, analyze decipher and solve the crime. Over 65 activities with fingerprints. secredt messages, chromatography, cipher codes, identity detection and more. Requires two AA batteries Ages 8 & Up

EDU-7078 YDI Price $19.90
EDU-7086 Tree Of Knowledge-My Senses

This kit is part of a Body Awareness Science Series. Explore the five senses:sight, hearing, smell, taste, and touch. Perform over 50 experiments. Ages 8 & Up

EDU-7086 YDI Price $29.90
EDU-8350 Tree Of Knowledge-Super Chem

100 kitchen activities in chemistry include balloon trick, gas cannon, making a geyser, cleaning old coins, cola volcano making soap bubble solution. Ages 8 & Up

EDU-8350 YDI Price $29.90
EDU-8355 Tree Of Knowledge-Super Chem 120

129 activities with fun science and kitchen chemistry. Make giant soap bubbles and 3D soap bubbles sculptures. Grow crystals and create secret writing. You will make yogurt, ice cream, cookies, gelatin figures. Full colored instruction manual included. Ages 8 & Up

EDU-8355 YDI Price $29.90
EDU-8405 Tree Of Knowledge-Heart Beat

This kit encourages exercise by understanding how the heart works, and how exercise can create a strong and healthy body. With the hand-held adjustable simulator, you can actually the circulation of the blood through the heart and body. Kit includes a stethoscope, jump rope, pedometer, stopwatch and colored manual. Requires 3 LR44 button batteries. Ages 10 & Up

EDU-8405 YDI Price $29.90
EDU-8650 Tree Of Knowledge-Ecology

150 Experiments. Learn about how a thermometer is built, the Greenhouse Effect, ice crystals, calorie calculations, how plants make oxygen, bacteria in the air. Ages 10 & Up

EDU-8650 YDI Price $29.90
EDU-8740 Tree Of Knowledge-Hydrolab

Complete greenhouse system for cultivating plants and vegetables, in an indoor environment, without soil using a modern Hydroponics system. Ages 8 & Up

EDU-8740 YDI Price $29.90
EDU-37291 Elenco RC Tarantula
Full Function: Bug moves forward, left, right, stop and turns in reverse. RC Bug performs simulated walking action with moving legs

EDU-37291 YDI Price $29.90
EDU-CM007 Tree Of Knowledge-Hydrolab

A wonderful kit packed with exciting activities. Make crystals of all shapes, sizes and colors. The kit includes 12 different colored salts a display stand and all the equipment needed to produce crystals. Ages 10 & Up


EDU-CM007 YDI Price $24.90
EDU-CM011 Tree Of Knowledge-Volcano

Get in touch with nature ! Make an erupting volcano, complete with light and sound effects. Trace the development of volcanoes and produce different types of eruptions. Requires two AA batteries. Ages 10 & Up

EDU-CM011 YDI Price $24.90
We offer a broad range of kits for beginners, intermediate and advanced levels of Electronics Knowledge
Bring your Friends & Family to Visit America's Unique Electronic Store.
Prices current 11/8/2008. Prices are subject to change without notice.  The products shown above are typically stocked by "You-do-it" Electronics Center.  We try to maintain a current listing of current products.  Occasionally products which are out of production may be listed on our website.  Please E-mail  Sales@youdoitelectronics.com or Call for current availability.  Prices are subject to change without notice. All orders are subject to acceptance by this company & our Vendor in accordance with its standard acknowledgement form. All prices are subject to all applicable State and/or Local sales taxes. Terms are MasterCard, Visa, Discover, or American Express or Check with order, unless other arrangements are made with our credit department.
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