What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.
Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.
Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!
Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.
In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.
Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!
Third grade physical science activities take science concepts that kids learn in the classroom and put it into practice! These fun science projects for third graders include a range of concepts, from air pressure and sound to chemistry and color theory. Browse the complete collection of third grade science activities for more fun science education on a wide range of topics.
