###### 7-12 Student Interactives

Number and Operations
• Maze Game
Can you successfully direct a robot through a mine field?
• Arithmetic Four
Connect four game pieces in a row before your opponent does.
• Magic Square
Fill in all the squares with the numbers so that the sum of all row, columns, and diagonals is the same.
• Circle 99
Make every circle add up to 99.
• Diffy
Solve an interesting puzzle involving the differences of given numbers.
• Calculation Nation
Challenge others. Challenge yourself.
• Free Rice - Basic Math (Pre-Algebra)
Select the correct answer and earn rice for the United Nations World Food Program.
Algebra
• Lure of the Labyrinth
Sign up, customize your avatar and then begin solving the problems to liberate the pets that are missing in the Tasti Pet Factory.
• Algebra Four
Solve an algebraic equation and you are on your way to Connect Four!
• Number Line Activities
Complete the six number line activities.
• Mat Board
Determine the values of the mat.
Drag the right tiles onto the mat board to solve the addition problem.
• Subtracting Integers
Drag the right tiles onto the mat board to solve the subtraction problem.
• Sequences
Work out the 4th 5th 10th 20th and nth terms in a number sequence.
• Balance Scales
Solve simple linear equations using a balance beam.
• Algebra Crossnumber
Solve this crossnumber by finding out what values x and y represent.
Geometry
• Graphing Lines
Investigate the relationships between linear equations, slope, and graphs of lines.
• Isometric Drawing Tool
Create dynamic 2-D or 3-D drawings on isometric dot paper.
• Angles
Practice your knowledge of acute, obtuse and alternate angles.
• Perimeter Explorer
Calculate the perimeter of a random shape.
• 3D Boxes
Calculate how many cubes you need to make the different 3D shapes shown.
• Angle Estimator
Decide which angle is the same as the one drawn by the computer.
Data / Probability
• Least-Squares Regression
Create your own scatter plot or use real-world data and try to fit a line to it!
• State Data Map
Choose a Data Set to view various state data.
• Fish Shop
What probability does Pythagoras have to catch a red fish?
• Coin Tossing
Explore probability concepts by simulating repeated coin tosses.
• Train Race
Help Pythagoras and Hypatia make their connecting trains.
• Whammy Awards
See how using different voting schemes can result in contradictory outcomes.
• Create a Graph
Create a graph or view the examples.
Money Games
More Money
Online Calculators
Required Plug-ins