Explore simple machines and create a catapult using simple materials. Explore simple machines and create a catapult using these simple materials: popsicle sticks, marshmallows, spoon, and rubber bands ...
Fifth-graders built catapults using popsicle sticks and rubber bands and shared their design ideas through an iPad application. Iduma Elementary School librarian Libby Lancaster and campus technology ...
TO KINETIC ENERGY IN THE BLINK OF AN EYE. CATAPULTS ARE A BATTLE WEAPON DATING BACK TO MEDIEVAL TIMES, AND NOW THAT SAME CONCEPT SHAPES OUR DAY TO DAY LIVES. FIRST WARNING METEOROLOGIST MARQUISE MEDA ...