Tumbling
Tumbling
AGES
A Science Guide with Supplemental Experiment Kit
8+
A single motor produces
amazing actions!
Robot
Robot
CO-BOT 3 MODES
Amazing and Amusing Walk!
01
Falling and stumbling, Co-Bot will never
give up!
Let's go Forward!
Co-Bot has amazing power and energy.
Let's Go Mode
02
Let's cheer on Co-Bot for neat somersaults!
Never tiring somersault Mode
A single motor produces
A single motor produces
amazing actions!
amazing actions!
THE SECRET OF
THE 3 SENSORS
The 3 sensors at the belly, the back, and the
leg of Co-Bot make it possible. Sensors are
pushed by falling and getting up and change
the internal gears.
© GAKKEN
First published in Japan by Gakken Co.,Ltd., Tokyo
Swinging arms
03
widely, dance
around with great
balance!
Wobbly-funky!?
Dance Mode
Why and how?
Secrets of Co-bot
Co-Bot can walk! No
matter how many
falls and stumbles,
Co-Bot gets up
without any help!
How does Co-Bot
maneuver these
complex motions?
The secret is in its
original mechanism.
Tumbling RobotTumbling Robot
Gears and
Cranks
MADE IN CHINA P38-GK013-81001000
Please purchase 2 AA
You can learn
the basics of the machine!
batteries separately.
CONTENTS
04
05
07
08
10
12
14
16
18
20
Let's play with "Co-bot"!
Let's assemble "Co-bot"
Let's operate "Co-bot"
Co-bot 3 modes
Why and how? Secrets of Co-bot
Co-bot's getting up action
Mechanism of machines master class- Gears, Belts, & Chains
Mechanism of machines master class- Crank
Mechanism in state of the art robots
Troubleshooting Q&A
TUMBLING ROBOT
TUMBLING ROBOT
JR. SCIENTIST
2
3
FALL, GET UP AND FALL AGAIN
TUMBLING
Complete
ROBOT
LET'S PLAY
WITH "CO-BOT"!
AMAZING AND
AMUSING WALK!
Amazing Actions with a single motor!
Brilliant work of gears and cranks!"
LET'S ASSEMBLE "CO-BOT"
Parts list
Head
Hip assembly
Legs (Left and Right)
Left Right
Arms Decals
Back Chest
Sole of feet
Leg
Sensor
3 pins
Right Leg Assembly
01
02
Turn the gear in the hip so
the peg is positioned down.
gear
Insert right leg from side slit.
peg
CAUTION!
Please read before assembling this product (adults/supervisors must read)
• Follow the instruction manual for assembly and operation of this product for the safety.
• Be cautious with small parts. They are choke hazards.
• Handle sharp corners and pointy parts with caution.
• Do not leave the product on the floor. Injury can occur by stepping on it.
• Do not coil the wires on body parts. This may cause injury.
• Do not touch the gears during the operation. This may cause injury.
• Do not experiment in the road.
• Do not experiment near river or pond.
• Do not experiment outdoor in the evening. It is dangerous due to poor visibility.
• Hard tugging and over stretching of the electrical wires may damage the wire.
• Pulling the arms and legs of the robot in the wrong direction may damage the product.
• Forcing to stop the movement of the robot by hand during the operation may damage the
product and/or cause injury.
• Do not disassemble the robot by unscrewing. It may damage the product.
• Do not use the damaged and deformed parts.
• Store away from toddlers' reach after completing the experiment.
Please purchase 2 AA
Handle with caution! Two legs
are attached by a lead wire.
03
Slightly lift the top gear and
hook the leg hole on the peg.
left Leg Assembly (This is "Let 'Go Mode" in page 9)
Line up the holes as
01
shown in the picture.
02
04
line up the left leg hole and
bottom hole of the gear as
shown in the picture.
Move the leg carefully over the
hip hook and bring the leg down.
batteries separately.
Alkaline batteries are
recommended due to
their weights.
hip hook
03
05
Push the pin
firmly until
it stops.
Push a pin
firmly in until
it stops.
Line up the lower hole of the hip
assembly and the elongated leg
hole. Insert a pin into the two
holes so two parts are joined.
Line up the lower hole of
04
the hip assembly and the
elongated leg hole and
insert a pin.
TUMBLING ROBOT
* Recycle and dispose according local regulation.
* The photo images of the product may vary slightly from
the actual product in colors and/or small details.
JR. SCIENTIST
4 5
Chest Assembly
Arms Assembly
Electrical Set Up
Hold hip-leg assembly
01
sideway and attach
the leg sensor.
First, pull
through
the hole.
Next, insert
one end into
the hip hook.
Back Installation
Line the back so the back
sensor should penetrate the
back through the hole and
install the back.
02
Align pegs and
grooves and snap on
the chest.
Head Installation
Align tongues and holes.
Push the head straight down.
Line up the gears as shown in the picture. Snap on the
arm axis rod into the two side grooves (catch) of the
chest. Push the axis rod firmly in until it clicks.
If the foot
detaches…
Insert the foot back into
the bracket by slightly
opening the bracket.
Be careful not to insert
the foot backward.
Orientation of Toes and
heels is crucial for
walking.
* toes have big grooves
bracket
How to use Decals
Be creative and find
your own expressions!
You can use a blank
sticker and draw your
own design, too!
01
05
01
Keep foot button
pushed in.
Foot button pushed
in position switches
the robot off.
Plug the
connectors.
02
batteries.
To exchange
batteries…
LET'S OPERATE
"CO-BOT"
Pulling the foot button up
will turn the switch on.
Be careful with
positive and negative
orientations of the
right
foot
02
Co-Bot starts moving vigorously. Wobbly-funky!?
Attach the soles of
03
feet. Be careful with
right and left soles!
*Wheels are
positioned
inside front.
left
foot
Pry the sole off using
a coin at the grooves
on toes and heel.
04
Twist the yollow lead wire
around the hip hook (one turn).
If the wheels
detach…
Push the
square axle
of the wheel
into the
wider hole.
There are 3 modes of Co-Bot. The
features of 3 modes are illustrated in
the next page.
Dance Mode
Orient the gear
as shown in the
picture, pin the
left leg on the
bottom hole.
Not recommended to operate
the robot on tables and furniture
that can be scratched and
damaged. Operating the robot
on the carpeted floor will make
the robot fall down easier.
IF THE FOOT BUTTON
(SWITCH) DETACH …
Insert the button back into the
hole aligning the pointy side
with the toes.
Replaced with a
head from different
toy figure!
Example of using
moving eye stickers.
(stickers not included.)
Never tiring
Somersault
Mode
Remove leg
sensor from
the chest.
JR. SCIENTIST
6 7
TUMBLING ROBOT