Hang a Million
Students hang 200 sheets of paper, each with 5000 X's, around the classroom.When completed, this gives them a concrete example of 1,000,000 which is useful in getting a feel for the lengths of time involved in evolution.
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The Sex Lives of Nonvascular Plants: Alternation of Generations
Plants evolved more than 400 million years ago into two types — vascular and nonvascular. Here's a video that explains the difference between vascular and nonvascular plants and then focuses on the over 24,000 types of nonvascular...
10 mins 9th - 12th Science CCSS: Adaptable
Complex Animals: Annelids and Arthropods
Introduce your class to the importance of segmentation in evolutionary history with a video that explain how segmentation permitted the development of complex animals. The narrator analyzes examples of annelids and arthropods in terms of...
13 mins 9th - 12th Science CCSS: Adaptable
Simple Animals: Sponges, Jellies, and Octopuses
A video focusing on the evolutionary history of simple animals reveals some amazing facts. Did you know that some deep-water sponges can live to be more than 200 years old? The narrator of the film explains what simple animals means,...
12 mins 9th - 12th Science CCSS: Adaptable