
If you throw a ball up in the air, it comes back down. Gravity brings the ball down. Gravity is a force that pulls things to Earth. Gravity affects all objects.
Photo Credit: Jose Luis Pelaez Inc/Blend Images
New Jersey has created a Black Heritage Trail. People can … read more
Dogs can move their ears. They use ear muscles. This … read more
October 4 is World Animal Day. All of us can … read more
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