Division: JSS Green (4-6)
School: NSU University School Team Size: 2

The Sunshine Sharks


Team Information

Megalodon!
Car Name: Megalodon
Team Name: The Sunshine Sharks
School Name: NSU University School
Team Members Names: Polina S. and Hannah R.

Design Documentation


Project Log

DateHoursTasks PerformedObstacles EncounteredModifications to Car
2/21I learned about the competition, looked at other cars, then planned out my car.It was difficult for me to come up with an idea for my car because I had never done it before.
3/21I got a piece of balsa wood for the body. I chose large wheels for the back and smaller wheels for the front. I hammered the large gear on the back axel and put on the two back wheels with spacers.
hammered my wheels.
body done
3/91I glued on my motor and back and front wheels.my motor fell off 2 times, and my front wheels fell off 1 time.Wheels and motor attached
3/161I made my ball holder. I tested my car on battery in the hall.added ball holder
3/231I made the panel holders and used velcro to attach my solar panel. I tested my car inside.Velcro kept falling offadded panel supports and panel
3/301Then I got my battery pack on and my
binder comb on
my binder comb fell offadded battery pack
4/6.5Tested my car during recess
4/7.5Tested my car during recess
4/201School Competitionfront wheels fell off
4/21.5Glued wheels back on and made sure it went straight

Design Drawings


Finished Car Specifications

Car Size with PanelLength: 33 cmWidth: 11 cmHeight: 7.5 cm
Weight with Panel 122.94 g
Wheel sizeFront wheels: 3.5 cmBack wheels: 4 cm
Gear Ratiomotor gear: axle gear
10:30=1:3

Materials Used

Approx. Cost
New:
Solar Made solar panel, motor20.99
motor2.50
black gears (2 x 0.34)0.68
front wheels with axel (accessory pack)3.99
axel for back2.50
back wheels0.30
balsa wood2.31
spacers for bearings5.45
switch0.05
piece of black binder for eyelet0.07
Velcro0.07
alligator clips0.14
Consumables:
masking tape
hot glue
solder
Recycled:
card board
balsa wood for supporting panel and attaching binder comb

Test Results / Trial Runs

Test Runs 1 – date: 4/6/2022
Weather conditions: Partly cloudy
Ran on panel

Observations of results: My car went straight
Any recommendations for improvements:
AttemptTime, sDistance, mSpeed, m/s
15.6514.52.57
26.0614.52.39
35.9414.52.44

Test Runs 2 – date: 4/7/2022
Weather conditions: Sunny
Ran on Panel

Observations of results: My car went straight
Any recommendations for improvements:
AttemptTime, sDistance, mSpeed, m/s
15.8114.52.50
26.3114.52.30
36.0114.52.41

Test Runs 3 – date: 4/20/2022
Weather conditions: sunny most of the time
Battery or Panel: I ran on panel

Observations of results: I felt like my car went well but my wheel fell off so I only ran twice.
Any recommendations for improvements: Going to reinforce with adult hot glue so it doesn’t fall off easily
AttemptTime, sDistance, mSpeed, m/s
17.8520m7.55
27.5020m2.67

Vehicle Features Video


Additional Information

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