by STAO ADMIN | Nov 13, 2019
This demonstration (adapted from http://www.indiana.edu/~ensiweb/lessons/origami.html where there is additional information) models the process of evolution by introducing random mutations into organisms (paper and straw birds). Birds are then selected for the...
by STAO ADMIN | Nov 13, 2019
This student activity illustrates how plants grow away from/towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing...
by STAO ADMIN | Nov 13, 2019
This student activity illustrates how plants grow away from or towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing...
by STAO ADMIN | Nov 13, 2019
This short student activity enables students to experience creating their own microscope slide and to practice using a microscope. The activity reinforces the necessity of finding and focussing on a sample under the microscope first under low power before increasing...
by STAO ADMIN | Nov 13, 2019
Xylem and phloem tissues make up the “circulatory” system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars from the green tissues where photosynthesis occurs to...
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