Q: My so-called lawn needs help — it consists of clumps of grass with bare spots between. My small yard is completely fenced with a large apple tree shading much of it, so the grass gets at most 3 to 4 hours of sun ...
Plants are essential to life on earth. Understanding how plants grow and develop helps us capitalize on their usefulness and make them part of our everyday lives.
Discover how a naturally occurring mineral like gypsum can be used to collect data for science and make cool art projects! Pat talks about how you can use Plaster of Paris to create track imprints.
Patrick Willis |
Dec 2020 |
Video
Credit: Andrey Zharkikh / CC BY
(Cropped from original)