Sign in
Johnny Nielsen
Resources
Following
Follow
Johnny Nielsen
Contributor
20
Followers
Relevance
Title
Modified
Created
Books
Activities
Favorites
Books
Activities
Favorites
Exact Values of Some Trig Functions
Irina Boyadzhiev
Share
View Activity
Open in App
Open in App
Details
Download
Proof without word : Pythagore
Daniel Mentrard
Share
View Activity
Details
Download
Lineær transformation af tæthedsfunkt…
Johnny Nielsen
Share
View Activity
Open in App
Open in App
Details
Download
Fordoblingskonstant
Johnny Nielsen
Share
View Activity
Open in App
Open in App
Details
Download
Enhedsciklen
Johnny Nielsen
Share
View Activity
Open in App
Open in App
Details
Download
Derivative Builder
Mike May
Share
View Activity
Open in App
Open in App
Details
Download
71
Matemáquinas
José Antonio Mora Sánchez
Share
View Book
Details
Download
98
GeoGebra Builders Handbook
Jonas Hall GeoGebra ambassador 2024/25
Share
View Book
Details
Download
Niveaulinjer
Johnny Nielsen
Share
View Activity
Open in App
Open in App
Details
Download
Find forskriften level 2
Matematikbanken
Share
View Activity
Open in App
Open in App
Details
Download
Dissection Proofs of Pythagoras' Theorem
Anthony OR 柯志明
Share
View Activity
Open in App
Open in App
Details
Download
28
Differentialregning
Johnny Nielsen
Share
View Book
Details
Download
Show More…
Featured Resources
More
Show Less
Sunflowers are Irrationally Pretty
Ben Sparks
Share
View Activity
Details
Download
Planar Graphs
Franz Rittenschober
Share
View Activity
Details
Download
Classifying Quadrilaterals
Anthony OR 柯志明
Share
View Activity
Details
Download
Exploring Rocket Motion
Peter Weisswange
Share
View Activity
Details
Download
Calculate Mean Absolute Deviation (M.…
Mathguru
Share
View Activity
Details
Download
Inverse functions
Malin Christersson
Share
View Activity
Details
Download
Expanding and Reducing Fractions
Anthony OR 柯志明
Share
View Activity
Details
Download
Adding Fractions with Unlike Denomina…
eas121
Share
View Activity
Details
Download
Base Ten Blocks - Counting from 0 to 99
weinbergmath
Share
View Activity
Details
Download
Telling time from clocks
Anthony OR 柯志明
Share
View Activity
Details
Download
Protractor Quiz
Anthony OR 柯志明
Share
View Activity
Details
Download
4
Geometry - Points of Concurrency
canhalt_1
Share
View Book
Details
Download
Dot Plot Tool
cmodom
Share
View Activity
Details
Download
Boat Coordinate Game
Markus Hohenwarter
Share
View Activity
Details
Download
20
1.2.2 Rotations as Art - Class Quilt
Jennifer Silverman
Share
View Book
Details
Download
Upper and lower Riemann Sums
Dr Adrian Jannetta
Share
View Activity
Details
Download
Slope field plotter
Dr Adrian Jannetta
Share
View Activity
Details
Download
Mathematical optimization: Building a…
Juan Carlos Ponce Campuzano
Share
View Activity
Details
Download
Unit Circle and the Trigonometric Fun…
ayoob
Share
View Activity
Details
Download
Chinese Match Puzzles 2 (7 puzzles)
Anthony OR 柯志明
Share
View Activity
Details
Download
Quadratic Quiz
Sparky
Share
View Activity
Details
Download
Viviani's Theorem
Alex CHIK
Share
View Activity
Details
Download
Section d'un pavé droit
Nicolas ERDRICH
Share
View Activity
Details
Download
Binomial Distribution with Normal and…
Micky Bullock
Share
View Activity
Details
Download
Test yourself: Reflection
Michael Borcherds
Share
View Activity
Details
Download
Girl in the Mirror
Markus Hohenwarter
Share
View Activity
Details
Download
Exterior Angles of Polygons
Anthony OR 柯志明
Share
View Activity
Details
Download
Lights Out Game - with target patterns
Jon Ingram
Share
View Activity
Details
Download
Prostopadłościan
Jerzy Mil
Share
View Activity
Details
Download
Area of Circles
Anthony OR 柯志明
Share
View Activity
Details
Download
Show Less
Saving…
All changes saved
Error
A timeout occurred. Trying to re-save …
Sorry, but the server is not responding. Please wait a few minutes and then try to save again.
Terms of Service
Privacy
Licence
© 2026 International GeoGebra Institute