Rockets

Rocket Building Playlist

Steps:

Remove the label under hot water
Use vegetable oil and cornstarch and coat the glue on the bottle (50% oil, 50% cornstarch)
Let the cornstarch and oil sit for 5 minutes
Rinse off the cornstarch and oil with warm water

Materials:

Steps:

Trace fins onto fin material
Cut out the fins with an exacto knife
Fine the fins with scotch tape
Cut the sleeve in 1/2 and fit the sleeve to the pressure chamber. Use tape to connect the sleeve together
Draw lines on the sleeve to space out the fins (90 degrees for 4 fins, 120 degrees for 3 fins)
Place dots of super glue on the fin and attach to the sleeve. Hold the fin on the sleeve for 30 seconds
Reinforce the fins with tape
Repeat steps 6-7 for the other fins

Materials:

Steps:

Cut the bottom off of the bottle
Cut 2 circles out of foam board with the same diameter as the bottle
Use a piece of paper as a stencil and trace the door onto your bottle.
Drill 4 holes in the corner of the door on the bottle. Use scissors to cut out the door.
Trace the cut out door onto the second bottle. Cut out the new door so that is 0.5cm larger than the original door.
Insert the supports (circles) inside the nose cone with super glue or hot glue.
Attach a sleeve to the bottom of the nose cone that will fit over the pressure chamber.
Cut the nozzle off of the top of the nose cone.
Cut a ping pong ball and insert it on top of the nose cone
Drill two holes into one of the supports inside the nose cone. Thread a rubber bad through the holes to hold the altimeter.
Extract the motor from the tommy toy.
Use pliers to remove the plastic handle off the tommy toy motor.
Use 2 pliers to bend the tommy toy shaft 90 degrees
Attach the head of the zip tie to the shaft of the tommy toy
Drill holes to zip tie the tommy toy to the nose cone
Attach the tommy toy motor to the nose cone
Dill another set of holes to hold the trigger mechanism
Use transparency sheets and create a spring mechanism for the parachute
Attach the spring mechanism to the nose cone
Attach the door to the nose cone
Dill 2 tiny holes and thread elastic spring in the holes and tie together.

Materials:

Video will be out soon

Steps:

Cut a trash bag in ½ and lay flat on the floor
Draw a circle on the trash bag then cut out
Fold the circle in half, then in quarters, then in eighths. This marks where to put the string.
Measure out 8 pieces of string that are twice the diameter of the parachute.
Tie a knot at the end of each string
Tape the knot side of the strings to the parachute
Place a weight in the center of the parachute and pull tight then tie all the strings together
Optional: cut a hole at the top of the parachute to increase stability

Materials

Steps

Cut the bottom off of two 2L soda bottles
Heat a pot of water with 0.5 inch depth to 160 degrees
Slide the female bottle onto a 0.5 inch pvc pipe
Very quickly dip the male bottle in the water
Check if the male bottle fits in the female bottle
Repeat steps 4-5 until you get a very tight fit with the two bottles
Sand the outside of the male bottle
Sand the inside of the female bottle
Use a popsicle stick and apply a layer of PL premium on the outside of the male bottle. (Do not get it on your hands)
Apply a layer of PL premium on the inside of the female bottle.
On the 0.5 inch pvc pipe, slide the male bottle into the female bottle and push them firmly together.
Adjust to make the the joint perfectly straight
Let the glue dry for 5 days
Neatly apply a stip of duct tape over the joint
Pressure test