7 fun science experiments for kids to SEE the sound -- it is hard for kids to understand the concept that sound is wave, these activities make teaching easier. Kids can visually grasp the concept and learn science study skills. Fun STEM project ideas for
Hands-on learning: Lungs. Picture of a bottle with two straws sticking through the cap. A balloon is held onto the ends of each straw with a rubber band. The bottom of the bottle has been cut off and a third, larger balloon is covering the opening.