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| Tree of Knowledge Lab Kits |
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Page 150 |
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| An electricity kit for
the young child! Learn about circuits, switches, conductors, insulators,
fuses and work with them! Simple theoretical explanations about voltage,
current, amperes, Ohm's law, Morse Code and more. Build your own light
circuits, electric puzzles and electric light bulb. No soldering.
Batteries required. Kit is in keeping with elementary school science
curriculum.
EDU-2018.................$11.95 |
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| CRYSTAL RADIO, build
your own working crystal radio. Look for and pick up radio stations.
Earphone and antenna included. No tools or batteries required. Remember
the days of the first radio.
EDU-3010.................$11.95 |
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| 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. Study light, optics and magnification.
EDU-3050.................$11.95 |
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| Make a clock that can
work just on tap water! You will never needed batteries again! Also works
on a variety of household materials such as: cola, fruit juice and even
ketchup! Try other materials and see how the clock never stops. This is
the best timekeeper you will ever have.
EDU-3070.................$11.95 |
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| Have fun making
optical illusions! Full color, simple graphic instructions - no reading
required. This kit gives you an introduction to how a periscope works,
principles of reflection, 3D imaging, color filtering, light dispersion
and simple animation.
EDU-7020.................$19.95 |
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| Full color, simple
graphic instructions - no reading required. Make your own sailboat, submarine, hydraulic elevator, and siphons while exploring the principles of floating, sinking, hydraulics, weight and volume! EDU-7030.................$19.95 |
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| Full color,
easy-to-read instruction manual with graphic illustrations. This kit
contains over 45 activities such as building a fan, making a yo-yo, and
making a hydrometer while exploring the principles of gravity, inertia,
mechanics, friction, and surface tension.
EDU-7050.................$19.95 |
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| 35 + fun activities
with home science and kitchen chemistry. Investigate with safe and simple
materials - discover basic scientific laws and phenomena. Grow crystals; create a volcano; separate pigments; make your own gook, glue, perfume and plastic; split up water; learn about pH, colloids and emulsions; write magic messages; see gases expand and more! EDU-7070.................$19.95 |
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| Welcome to the world
of electricity! Specially 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, and even invent your own circuits.
EDU-7072.................$19.95 |
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| Over 30 fascinating
activities all about weather and climate. Build your own barometer,
weather vane, rain gauge, and hydrometer. Observe the weather traits and
see how they’ll affect tomorrow’s weather. Make a rainbow, produce
clouds, lightning, rain, and even a thunderstorm!
EDU-7074.................$19.95 |
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Electronics for beginners! Hours of interest in this fascinating field. Build 6 exciting electronic devices - a burglar alarm, a fire alarm, a musical organ, a siren, a sound effects generator and a radio. Console and electronic components included. Easy to design your own additional circuits. Battery required. EDU-7076.................$19.95 |
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Investigate, analyze, decipher and solve the crime! EDU-7080.................$19.95 |
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More Labs HERE |