pine cones

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25 06, 2017

Triassic period – pine trees and pterodactyls

By |2019-09-20T12:29:31-07:00June 25th, 2017|Geology|0 Comments

A turtle in the desert During the Triassic period (about 248 to 199 million years ago), most of Earth's land continued to stick together in one big supercontinent, Pangaea. Because the middle of Pangaea was so far from the oceans, it was very dry there, like a desert. The whole world was generally [...]

23 06, 2017

Carboniferous Period – Geology

By |2019-02-28T09:47:59-07:00June 23rd, 2017|Geology|0 Comments

Dragonfly When was the Carboniferous period? With the end of the Devonian period about 359 million years ago, the Carboniferous period got started. More about the Devonian Quick summary of geological eras All our geology articles What was the Earth like then? Most of the land on Earth was warm and swampy, which [...]

30 05, 2017

What are conifers? Pine trees, gymnosperms

By |2019-07-31T12:58:59-07:00May 30th, 2017|Biology|0 Comments

Pine trees - A Spruce tree is a type of gymnosperm and conifer Too dry for ferns and moss Near the end of the Carboniferous period, about 300 million years ago, the land on Earth got a lot drier than it had been before. It was drier because plate tectonics was bringing all of [...]

30 05, 2017

Collecting pine cones – Gymnosperms project

By |2018-04-16T10:35:31-07:00May 30th, 2017|Biology|0 Comments

Squirrel eats pine seeds from a cone Go take a walk outside in the fall and collect pine cones on the ground. How many different kinds of pine cones can you find? Can you figure out which tree makes which kind of pine cone? Sit quietly near a pine tree and watch squirrels [...]