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  #### Resources tagged with Interactivities similar to BT.. Eat Your Heart Out:
  
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  ### There are 109 results
  
  Broad Topics > Information and Communications Technology > Interactivities
  
  ### Euclid's Algorithm I
  
  ##### Stage: 5
  
  How can we solve equations like 13x + 29y = 42 or 2x +4y = 13 with the solutions x and y being integers? Read this article to find out.
  
  ### Proof Sorter - Geometric Series
  
  ##### Stage: 5 Challenge Level:
  
  This is an interactivity in which you have to sort into the correct order the steps in the proof of the formula for the sum of a geometric series.
  
  ### Solving with Euclid's Algorithm
  
  ##### Stage: 4 and 5 Challenge Level:
  
  A java applet that takes you through the steps needed to solve a Diophantine equation of the form Px+Qy=1 using Euclid's algorithm.
  
  ### Nim-interactive
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Start with any number of counters in any number of piles. 2 players take it in turns to remove any number of counters from a single pile. The winner is the player to take the last counter.
  
  ### Proof Sorter - Quadratic Equation
  
  ##### Stage: 4 and 5 Challenge Level:
  
  This is an interactivity in which you have to sort the steps in the completion of the square into the correct order to prove the formula for the solutions of quadratic equations.
  
  ### Proof Sorter - Sum of an AP
  
  ##### Stage: 5 Challenge Level:
  
  Use this interactivity to sort out the steps of the proof of the formula for the sum of an arithmetic series. The 'thermometer' will tell you how you are doing
  
  ### The Triangle Game
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Can you discover whether this is a fair game?
  
  ### Proof Sorter - the Square Root of 2 Is Irrational
  
  ##### Stage: 5 Challenge Level:
  
  Try this interactivity to familiarise yourself with the proof that the square root of 2 is irrational. Sort the steps of the proof into the correct order.
  
  ### Guesswork
  
  ##### Stage: 4 Challenge Level:
  
  Ask a friend to choose a number between 1 and 63. By identifying which of the six cards contains the number they are thinking of it is easy to tell them what the number is.
  
  ### Cellular
  
  ##### Stage: 2, 3 and 4 Challenge Level:
  
  Cellular is an animation that helps you make geometric sequences composed of square cells.
  
  ### Direct Logic
  
  ##### Stage: 5 Challenge Level:
  
  Can you work through these direct proofs, using our interactive proof sorters?
  
  ### Napier's Location Arithmetic
  
  ##### Stage: 4 Challenge Level:
  
  Have you seen this way of doing multiplication ?
  
  ### Inside Out
  
  ##### Stage: 4 Challenge Level:
  
  There are 27 small cubes in a 3 x 3 x 3 cube, 54 faces being visible at any one time. Is it possible to reorganise these cubes so that by dipping the large cube into a pot of paint three times you. . . .
  
  ##### Stage: 2, 3 and 4 Challenge Level:
  
  A collection of our favourite pictorial problems, one for each day of Advent.
  
  ### Jam
  
  ##### Stage: 4 Challenge Level:
  
  To avoid losing think of another very well known game where the patterns of play are similar.
  
  ### Magic W
  
  ##### Stage: 4 Challenge Level:
  
  Find all the ways of placing the numbers 1 to 9 on a W shape, with 3 numbers on each leg, so that each set of 3 numbers has the same total.
  
  ### Olympic Magic
  
  ##### Stage: 4 Challenge Level:
  
  in how many ways can you place the numbers 1, 2, 3 … 9 in the nine regions of the Olympic Emblem (5 overlapping circles) so that the amount in each ring is the same?
  
  ### Napoleon's Hat
  
  ##### Stage: 5 Challenge Level:
  
  Three equilateral triangles ABC, AYX and XZB are drawn with the point X a moveable point on AB. The points P, Q and R are the centres of the three triangles. What can you say about triangle PQR?
  
  ### Game of PIG - Sixes
  
  ##### Stage: 2, 3, 4 and 5 Challenge Level:
  
  Can you beat Piggy in this simple dice game? Can you figure out Piggy's strategy, and is there a better one?
  
  ### Dice and Spinners Environment
  
  ##### Stage: 1, 2, 3, 4 and 5 Challenge Level:
  
  A tool for generating random integers.
  
  ### White Box
  
  ##### Stage: 2, 3, 4 and 5 Challenge Level:
  
  This game challenges you to locate hidden triangles in The White Box by firing rays and observing where the rays exit the Box.
  
  ### Tilting Triangles
  
  ##### Stage: 4 Challenge Level:
  
  A right-angled isosceles triangle is rotated about the centre point of a square. What can you say about the area of the part of the square covered by the triangle as it rotates?
  
  ### Squaring the Circle and Circling the Square
  
  ##### Stage: 4 Challenge Level:
  
  If you continue the pattern, can you predict what each of the following areas will be? Try to explain your prediction.
  
  ### Excel Interactive Resource: Interactive Division
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Use an Excel to investigate division. Explore the relationships between the process elements using an interactive spreadsheet.
  
  ### Excel Interactive Resource: Fraction Multiplication
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Use Excel to explore multiplication of fractions.
  
  ### Colour in the Square
  
  ##### Stage: 2, 3 and 4 Challenge Level:
  
  Can you put the 25 coloured tiles into the 5 x 5 square so that no column, no row and no diagonal line have tiles of the same colour in them?
  
  ### Matter of Scale
  
  ##### Stage: 4 Challenge Level:
  
  Prove Pythagoras' Theorem using enlargements and scale factors.
  
  ##### Stage: 5 Challenge Level:
  
  With red and blue beads on a circular wire; 'put a red bead between any two of the same colour and a blue between different colours then remove the original beads'. Keep repeating this. What happens?
  
  ### Loci Resources
  
  ##### Stage: 4 Challenge Level:
  
  This set of resources for teachers offers interactive environments to support work on loci at Key Stage 4.
  
  ### Fractions and Percentages Card Game
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Match the cards of the same value.
  
  ### Cyclic Triangles
  
  ##### Stage: 5 Challenge Level:
  
  Make and prove a conjecture about the cyclic quadrilateral inscribed in a circle of radius r that has the maximum perimeter and the maximum area.
  
  ##### Stage: 2, 3 and 4 Challenge Level:
  
  A metal puzzle which led to some mathematical questions.
  
  ### Simple Counting Machine
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Can you set the logic gates so that the number of bulbs which are on is the same as the number of switches which are on?
  
  ### Using the Haemocytometer
  
  ##### Stage: 4 Challenge Level:
  
  Practise your skills of proportional reasoning with this interactive haemocytometer.
  
  ### Interactive Number Patterns
  
  ##### Stage: 4 Challenge Level:
  
  How good are you at finding the formula for a number pattern ?
  
  ### Got a Strategy for Last Biscuit?
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Can you beat the computer in the challenging strategy game?
  
  ### Countdown Fractions
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Here is a chance to play a fractions version of the classic Countdown Game.
  
  ### Flower
  
  ##### Stage: 5 Challenge Level:
  
  Six circles around a central circle make a flower. Watch the flower as you change the radii in this circle packing. Prove that with the given ratios of the radii the petals touch and fit perfectly.
  
  ### Interactive Workout - Mathmo
  
  ##### Stage: 5 Short Challenge Level:
  
  Mathmo is a revision tool for post-16 mathematics. It's great installed as a smartphone app, but it works well in pads and desktops and notebooks too. Give yourself a mathematical workout!
  
  ### Changing Places
  
  ##### Stage: 4 Challenge Level:
  
  Place a red counter in the top left corner of a 4x4 array, which is covered by 14 other smaller counters, leaving a gap in the bottom right hand corner (HOME). What is the smallest number of moves. . . .
  
  ### Cubic Rotations
  
  ##### Stage: 4 Challenge Level:
  
  There are thirteen axes of rotational symmetry of a unit cube. Describe them all. What is the average length of the parts of the axes of symmetry which lie inside the cube?
  
  ### Square It
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
  
  ### Mesh
  
  ##### Stage: 5 Challenge Level:
  
  A spherical balloon lies inside a wire frame. How much do you need to deflate it to remove it from the frame if it remains a sphere?
  
  ### Sliding Puzzle
  
  ##### Stage: 1, 2, 3 and 4 Challenge Level:
  
  The aim of the game is to slide the green square from the top right hand corner to the bottom left hand corner in the least number of moves.
  
  ### 30-60-90 Polypuzzle
  
  ##### Stage: 5 Challenge Level:
  
  Re-arrange the pieces of the puzzle to form a rectangle and then to form an equilateral triangle. Calculate the angles and lengths.
  
  ### Percentages for Key Stage 4
  
  ##### Stage: 4 Challenge Level:
  
  A group of interactive resources to support work on percentages Key Stage 4.
  
  ### Excel Interactive Resource: Number Grid Functions
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Use Excel to investigate the effect of translations around a number grid.
  
  ### Excel Interactive Resource: the up and Down Game
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Use an interactive Excel spreadsheet to explore number in this exciting game!
  
  ### Red or Black Spinner
  
  ##### Stage: Early years, 1, 2, 3 and 4 Challenge Level:
  
  A simple spinner that is equally likely to land on Red or Black. Useful if tossing a coin, dropping it, and rummaging about on the floor have lost their appeal. Needs a modern browser; if IE then at. . . .
  
  ### Connect Three
  
  ##### Stage: 3 and 4 Challenge Level:
  
  Can you be the first to complete a row of three?