This is a portal from teachers to teachers.
Share your activities and see them featured here!
Shoe Sizes with Box Plots
Introducing boxplots and using them to compare very large data sets.
Publisher: Texas Instruments UK
Editor: Barrie Galpin
Author: Jay Timotheus
Tags: Data, Box plots, Time series
Averages with dice
Simulate the throws of one or more dice, predict and tabulate outcomes. Plot the data and obtain averages and the range.
Tags: Averages, Expected frequency, Randomness, Probability
Explore five circle theorems by moving lines and points around the TI-Nspire screen.
Experience reflection dynamically: relationships between the object, the image and the position and orientation of the mirror.
Tags: Reflection, Geometry
Animation comparing absolute and relative frequencies for simulated dice throws and coin tosses
Tags: Frequency, Probability
Introducing the connection between linear equations and straight-line graphs
Tags: Linear, Patterns, Functions
A dynamic approach to enlargement and similarity
Tags: Geometry, 2D shapes
When constructing triangles, why is there only one possibility?
Geometrical constructions and patterns in the context of crop circles
Tags: Polygons, Triangle, Symmetry, PI
Generate sequences using term-to-term and sequence to term rules.
Discover, confirm, illustrate and use Pythagoras' Theorem
Innovative way to explore fraction concepts, particularly equivalence and addition.
Tags: Fractions, Similarity, Geometry