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This is so clever! It is a adding machine. Learning to add is fun!

La máquina de sumar

imageneseducativas.com

Animal Cell School Project Ideas http://biologycorner.com/worksheets/cellmodel.html

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biologycorner.com

3D Plant & Animal Cell Project Deborah Gangi-Hall McKinley School K-8 Pasadena, CA

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Carolina Romo