• BLARG! is a mousetrap car

• Vehicle that uses a mousetrap for a motor

• String attached to mousetrap and axle

• One end of string is tied to arm on mousetrap, while other end is wound around axle

• Wind string around axle = stretching mouse trap’s spring = stored energy

• Releasing mouse trap pulls string off axle, causing wheels to turn

• AMPHIBIOUS!– Able to operate on land and in water

• Rolling, FLOATING speed demon!

• Originally, the cup glued to the wheel was sliced into four separate 1.5” x ¾” pieces.

• Too much resistance on water – did not propel

• NOW – each slice is 1” x ¾”

1 11/16”

4 3/4”

6.5”

1.5”

10”

• 50 CDs - $10

• 1 36”x4” balsa sheet - $1.46

• fun and happiness BLARG! brings to every child – PRICELESS!

• Preassembled body

• Workers just assemble wheels and string

• 20 cars per hour

• $15 per hour

• $0.75 per car

top

front

side

angle

side

Premanufactured!

Already comes assembled!

Just wind and

let the fun begin!

I love BLARG!

BLARG! is my best friend!

Comes with instruction

manual just in case!

Easy to fix and alter!

EXAMPLES:• Decrease rotational inertia – remove mass from inside CD

wheel– Vehicle will be able to accelerate at greater rate

• Get better traction by stretching a cut balloon or rubber band over wheels!

• Or simply, personalize wheels and body of car with paint, crayons, and markers!