Introduction: Marble Cannon
Nick & Tyler
Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.
Step 1: Gather Materials
3/4 inch PVC pipe
Wooden 3/4 inch dowel
Zip ties, wooden base, door hinge
Cannon support wood
45 degree block
Step 2: Assembling
Using the door hinge attach the wood base to the canon support wood.
Step 3: Cutting
Cut PVC pipe to ~45cm and then cut dowel rod 10cm out of the back of the PVC pipe and 2 cm out of the pipe.
Step 4: Attaching PVC Pipe
Set PVC pipe on top of the canon support wood and zip tie as tight as possible.
Step 5: Creating Angles (Optional for Precision)
Use protractor to measure angles in increments of 5 degrees (starting at 45 degrees) and drill hole for each to hold the 45 degree block.
Step 6: Attach Spring
Drill a screw into cannon support wood about half way up the PVC pipe. Then, drill a screw in the tip of the dowel rod and attach both ends of the spring.
Step 7: Create Increments on Dowel Rod (Optional for Precision)
Step 8: Get an a on Your Marble Cannon Project
Succeed at life and don't die.
P.S. we luv u mr b