Mathematics for Elementary Teachers: An Activity Approach, 8/e
Decimals: Rational and Irrational
Irrational Numbers on the Geoboard
Activity Set Topics
Activity Set 6.4 Irrational Numbers on the Geoboard
Geoboards and rectangular dot paper are used to represent figures whose sides and perimeters have lengths that are irrational numbers. The meaning of square root is introduced using squares on the geoboard, and students are led to discover the Pythagorean Theorem. Just for Fun: Golden Rectangles Elementary School Activity: Introducing Decimals with Base-Ten Pieces
2010 McGraw-Hill Higher Education