interactivity
Virtual geoboard
A virtual geoboard that allows you to create shapes by stretching rubber bands between pegs on the board. Allows a variable number of pegs and variable grid geometry and includes a point labeller.
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Manipulatives in the primary classroom
In this article for teachers, Jenni Back offers research-based guidance about the use of manipulatives in the classroom.
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Take a ... geoboard
This article for teachers explains why geoboards are such an invaluable resource and introduces several tasks which make use of them.
problem
Board block
Age
5 to 7
Challenge level
Take it in turns to make a triangle on the pegboard. Can you block your opponent?
problem
Favourite
Inside triangles
Age
5 to 7
Challenge level
How many different triangles can you draw on the dotty grid which each have one dot in the middle?
problem
Favourite
Happy halving
Age
5 to 7
Challenge level
Can you split each of the shapes below in half so that the two parts are exactly the same?
problem
Favourite
Transformations on a pegboard
Age
7 to 11
Challenge level
How would you move the bands on the pegboard to alter these shapes?
problem
Favourite
Nine-pin triangles
Age
7 to 11
Challenge level
How many different triangles can you make on a circular pegboard that has nine pegs?
problem
Favourite
Pebbles
Age
7 to 11
Challenge level
Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?
problem
Favourite
Board block challenge
Age
7 to 11
Challenge level
Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?
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Peg and pin boards
This article for teachers suggests activities based on pegboards, from pattern generation to finding all possible triangles, for example.
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Interacting with the geometry of the circle
Jennifer Piggott and Charlie Gilderdale describe a free interactive
circular geoboard environment that can lead learners to pose
mathematical questions.