Launch baseEtape 1With awl, drill a hole of the diameter of the straw in the center of the PET bottle cap.
Cut a 10cm section from a straw on the side of the folding part.
Push the straw through the outer hole of the cap, leaving the folding part about 2 cm above the cap.
Plug the hole on both sides with blu tack.
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Etape 3Screw the cap back onto the bottle.
The launch base is completed.
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The rocketEtape 4With a pair of scissors, cut two 6 cm sections from a straw.
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Etape 5Split the two straw sections lengthwise.
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Etape 6
Slide a split section onto a pencil.
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Etape 7Slide a second split section on the other side of the pencil, making sure that it slightly overlaps the two edges of the first section.
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Etape 8Tape the two sections lengthwise together to form a sealed tube.
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Etape 9
Remove the tube from the pencil (fuselage of the rocket) and cover one of its openings with blu tack to seal it well.
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Etape 10Build different models of rockets, for example, by adding fins formed from aluminum foil, scotch or bristol cardboard.
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