Easy Science Experiments for Kids

I have family in from out of town, so I thought I’d revisit some of my older posts this week. The weather is getting nice, so I’m going to focus on more outdoor activities you can do. Have a great week!

The afternoon of the water balloon day, we decided it was time to set up shop and work on an experiment. I wanted to teach The Older about how different substances create different things entirely, so we got some more balloons together and gathered up the rest of our supplies as well.

The first step was to add baking soda to a plastic bottle (about 2 tablespoons or so). For that I had him use an ice cream scoop (for entertainment purposes we used my pig one), and we used a funnel so he could get the baking soda easily into the bottle.

After that, he carefully poured some vinegar into the plastic bottle….

… and when it started to fizz, we put the balloon over the top of the opening.

Please tell me, at what age do they smile normally for the camera?
The Older was thrilled that it “blew up by itself,” and The Younger was pretty amazed by the whole process. She was itching to try, and The Older was happy to help her get everything ready.

However, They Younger got a bit overzealous….

… and we had to do a bit of rearranging of who was going to do what which she was NOT happy about.

But, the end result pleased her very much, and she is now the proud creator of her very own blown-up balloon.


This is a very easy activity to do with your kids, and I’m sure they will be as amazed as mine were. All you need to do this yourself are the following:

  • Baking soda
  • White vinegar
  • Funnel
  • Spoon
  • Small-mouthed bottle (water bottles work well)
  • Balloons

I would suggest doing this activity outside too (see picture #6)

14 Responses to Easy Science Experiments for Kids

  1. May 5, 2012 at 7:58 am

    Thanks for sharing, wonderful and easy science experiments that kids love. I am going to do this with my kiddies during science time.

    • May 7, 2012 at 9:43 am

      Great! Hope they have a great time :-)

  2. May 5, 2012 at 8:00 am

    What a great afternoon of fun for all ages!!!!

    • May 7, 2012 at 9:53 am

      You’re so right! I’ve done this with some older kids, and they’ve loved it too.

  3. May 5, 2012 at 8:09 am

    Looks like fun! I will do that with my daughter, as we are running out of activities to do together. Thanks for sharing!

    • May 7, 2012 at 9:54 am

      Oh good! I hope you guys have fun :-)

  4. May 5, 2012 at 9:25 am

    This looks like fun! The kids at home love balloons and this would definitely keep them busy for the afternoon. Thank you for sharing!

    • May 7, 2012 at 9:59 am

      You’re welcome :-) Yup, this activity sometimes takes on a life of its own, LOL!

  5. May 5, 2012 at 11:43 pm

    Gosh, I think my son would LOVE this! Have to remember it for those hot summer days! http://mamawolfe-living.blogspot.com

    • May 7, 2012 at 10:01 am

      I’ll bet he will. It’s so much fun to see their faces when the balloon blows up :-)

  6. May 6, 2012 at 2:26 am

    Sounds like a very good experiment for all kiddie ages. My son would get a kick out of that but at the same time, probably get terrified that the balloon may pop.. he was somewhat traumatized before of a popping balloon :)

    • May 7, 2012 at 10:12 am

      Oh no! I can tell you that none of our balloons ever popped, but I guess you never know. Poor kiddo!

  7. May 6, 2012 at 6:45 pm

    What a good one! It’s funny how the simple stuff can really be the most entertaining, huh.

    • May 7, 2012 at 10:12 am

      Yes! I love that they’re at the age where simple goes a long way, LOL!

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