
You will also need:
Four AA batteries (1.5-volt, type LR6/AA), deionized
or distilled water from the hardware store or
supermarket, sugar, salt, cooking oil, baking soda,
lemon, vinegar, citric acid, teaspoon, dishwashing
liquid, glass, clean yogurt container, paper towel
roll, bowl, saucer, fork, aluminum foil, tap water
(warm and cold), two books, transparent tape,
30-cm ruler, metal paper clips, sheet of paper and
cardboard, soft lead pencil, copper penny, zinc-
coated washer (hardware store), long iron nail, and
objects made of the following materials: porcelain,
plastic, wood, glass, styrofoam, cork, iron, and other
metals.
descriptions and illustrations of
all the components in this
Component name Component description Component pictureQty.
This box supplies the current you need for all the
experiments. Before starting, insert four AA
batteries (1.5-volt, type LR6/AA). Then, you will
be able to draw electrical current from the two
NOTE! Never connect the battery terminals
directly to each other! The battery and wires
could become hot and explode, and the battery
will also quickly go dead.
This electrically connects two of the three contact
plugs, depending on the position of the switch
This electrically connects the two terminals when
Connector with 4 terminals
For connecting components. The metal plugs of
other components are inserted into the side slits so
that they are electrically connected to each other
as indicated by the white lines. In the instructions,
they are called “X-connectors.”
Straight connector with 2
For connecting components. The two plugs are
electrically connected to each other. In the
instructions, they are referred to as “I-connectors.”
For the electrical connection of components, but
in a way that guides the current at a right angle.
Looks like an “L,” hence referred to as an
“L-connector” in the instructions.
For electrical connections. The three plugs are
electrically connected to each other as indicated
by the white lines. In the instructions, they are
referred to as “T-connectors” due to their shape.
GOOD TO KNOW!
If you are missing any parts, please
contact Thames & Kosmos customer service for replacements.