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Flow chart (START (INITIATION Phase 1 :check: We decide between 3…

- - - - After taking in consideration that the toy will be used by a toddler we discard the option of a slingshot having in mind that it may bring injuries and chaos. The airgun sounded like a good idea but it was difficult for us to create an automatic system. So we decide to create a DIY bow.
        
        MATERIAL RESEARCH
        Phase 2 :check: We selected the materials by the way we supervise their durability, strength, possible damages, flexibility and the prices of the same .
        
        1-1/2 X 10 Ft PVC DWV Schedule 40 PE (plain end) Pipe - 5.51dls
        
        Nylon String- 4.97dls
        
        1.88 in. x 12 yd. Black Duct Tape-4.97 dls
        
        1/2 in. x 6 ft. Foam Self Seal Pipe Insulation- 2.33 dls
        
        Woodpecker 3/8 Inch x 48 Inch Wooden Dowel -98 cents
        
        bouncy balls - 2.47 dls
        
        Tools:
        
        12" Hacksaw - 19.97 dls
        Scissors - 3.24 dls
        lighter - 4.84 dls
        
        Phase 3 :check: CONSTRUCTION
        
        1 more item...
    - - We desert this idea cause it’s more complicated to perform it as a DIY
        
        END
    - - We conclude that this device could be very dangerous to use and more as a child
        
        END