The Chicago Museum of Science and Industry's Summer Brain Games – Free Online Science Program for Kids. This year's projects include hydroponic gardens, balloon racers, water walls, weather stations, pinhole viewers, and more! #MSIsummerbrain #ad

The Chicago Museum of Science and Industry's Summer Brain Games – Free Online Science Program for Kids. This year's projects include hydroponic gardens, balloon racers, water walls, weather stations, pinhole viewers, and more! #MSIsummerbrain #ad

How to test if your soil is alkaline or acidic and what to do to fix it - if it's acidic add limestone, if it's alkaline add coffee grounds, sawdust, or peat moss to lower the pH of your soil

How to test if your soil is alkaline or acidic and what to do to fix it - if it's acidic add limestone, if it's alkaline add coffee grounds, sawdust, or peat moss to lower the pH of your soil

Easy Soil Test with Baking Soda and Vinegar! If your soil bubbles when you add vinegar it's alkaline. If it bubbles when you add water and baking soda, it's acidic!

Easy Soil Test with Baking Soda and Vinegar! If your soil bubbles when you add vinegar it's alkaline. If it bubbles when you add water and baking soda, it's acidic!

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