Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Outline
Estimation Routines - ICTM 2016
Featured
See also
Estimation Routines - ICTM 2016
Author:
John Ulbright
Table of Contents
Featured
How Many?
Placing Numbers (up to 50)
Fraction Guesser
Broken Clock (nearest minute)
What's the number? -- decimal version
Part-Whole Rectangles
Relative number sizes via area
Rounding within 1000
What's the angle?
Slope Guesser
See also
Given Part Find Whole
Mystery Point
b^x on the number line
What's the number? -- decimal version
Relative Unit Sizes (Length)
Dynamic Correlation
Next
How Many?
New Resources
Polynomial Division and the Remainder Theorem
Slope
Factoring
apec
Kite Function Art
Discover Resources
Perp Bisector in Circles
Triangle With Triangles
MHF4UC Transformations of Logarithmic Functions
Unit Circle Trig Functions
Cros_Eucl_Mink
Discover Topics
Geometric Mean
Differential Equation
Indefinite Integral
Arithmetic Operations
Isosceles Triangles