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Category Archives: Biology
Teaching Forensic DNA analysis to 4th graders again
It’s been so long since I worked in forensic DNA, but I do keep up to date. Occasionally I get to give lectures to schools. I gave one lecture to a class of first year biology students at a university … Continue reading
Posted in Biology, Forensic Science
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Chicken Life Cycle
3rd grader M is hatching chicks this week in school. I went in to school today to take some pictures of the two that hatched. M’s younger sister K and E got a chance to meet and hold the chicks … Continue reading
Posted in Biology, Life Cycle, Uncategorized
9 Comments
Creating a backyard habitat
I have been thinking of making more of a habitat area for our native wildlife (we live in the midwest). Right now our backyard is pretty bare, but even so, we do find it’s home to a few critters sometimes. … Continue reading
Posted in backyard habitats, Biology, Nature Study
2 Comments
Root view – onion
We had an onion that started to sprout, but instead of using it or throwing it out, we decided to see if we could get the roots to grow…so we hung it over a tall glass vase of water, and … Continue reading
Posted in Biology, Botany
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Fall Nature Walk – Trees
I’m entering this post into ABC’s and 123’s Saturday Show and Tell and for The Magic Onion’s Friday’s Nature Table. We had one sunny 70 degree day in the middle of a few weeks of cold and rainy days. We … Continue reading
Posted in Biology, Botany, Nature Study
10 Comments
Numbers in nature – Flower petals
These are a few of the flowers we’ve found in our neighborhood nature walks. I think I might try to visit a flower shop to get pictures of other numbered flowers. 1 petal flower Three Petal Flowers Four Petal Flowers … Continue reading
Posted in Biology, Botany, Nature Study
2 Comments
Do dogs see color?
This really isn’t a science experiment, but I thought I’d share the answer to this question my oldest daughter asked me recently. According to this article from PupLife.com on How Dogs See Color, Dana K. Vaughan, Ph.D., Dept. of Biology, … Continue reading
Posted in Biology
2 Comments
Tomato plant
This really isn’t for anyone but me. I’ve never grown a tomato plant before, so I thought I’d take pictures of it, because it’s kind of neat.
Posted in Biology, Botany
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Sunflower Update
Since this breed of sunflower is a Giant sunflower and can grow up to 20 feet, I decided we’d try to use it as a measurement exercise. I think will try and measure it weekly and see how it changes … Continue reading
Posted in Biology, Botany
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The sunflower project.
We got a lot of sunflower seed packets this year for Easter, so I figured I’d plant a few of them with the girls. The seeds look just like the ones you eat with shells on them. I wondered what … Continue reading
Posted in Biology, Nature Study
4 Comments
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