National Council of Teachers of Mathematics
Nctm: Figure This: Beanie Babies, Profit or Loss
Is you Beanie Baby business booming or busted! Figure out if you made a profit or lost money in this mathematic computation activity. A one page activity from the NCTM Math Challenges for Families collection that focuses on adding and...
National Council of Teachers of Mathematics
Nctm: Figure This: Big Trees
What tree is big enough for a car to drive through? Figure it out with this NCTM math challenge on measurement. Find out why understanding measurement is important in everyday life. A one page activity from the NCTM Math Challenges for...
National Council of Teachers of Mathematics
Nctm: Figure This: Who's on First Today?
Batter up! Who has the higher batting average, Joe McEwing or Mike Lieberthal? Try your computation and averaging skills in this real-world math challenge. Learn how sharpening your averaging skills can be valuable in real life...
National Council of Teachers of Mathematics
Nctm: Figure This: Chocolate (Pdf)
Here's a delicious math challenge for chocolate lovers! Use your estimation and measurement skills to discover which irregular shaped, chocolate covered cookie has the largest surface area. A one-page activity from the NCTM Math...
National Council of Teachers of Mathematics
Nctm: Figure This: What's My Angle?
Do people with big hands have larger angles between their fingers? See if you can find the answer this question when you try this math challenge on estimating and measuring angles. Discover how understanding angles and geometric shapes...
National Council of Teachers of Mathematics
Nctm: Figure This: How Can You Use Old Stamps?
Test your number sense and problem-solving aptitude with this math challenge using postage stamps with different values. This one-page activity from the NCTM Math Challenge for Families series focuses developing skills that can be used...
National Council of Teachers of Mathematics
Nctm: Illuminations: Robot Sketcher
Explore this awesome tool that animates a robot that contains sliding arms (like those used in hydraulics) and rotating arms like those used in rotary motors. The exploration asks students to consider how to find the area drawn by the...
National Council of Teachers of Mathematics
Nctm: Illuminations: Shape Sorter
Students learn how to categorize plane figure polygons using Venn Diagrams with this computer based tool.
National Council of Teachers of Mathematics
Nctm: Illuminations: Igd: Area of a Parallelogram
Use this interactive tool to learn how to find the area of a parallelogram. Click on "Instructions" for details on how to use this tool. Click on "Explore" for more ideas.
National Council of Teachers of Mathematics
Nctm: Illuminations: Fire
Use this applet to demonstrate the spread of a forest fire. The applet takes into consideration the probability that a tree adjacent to a burning tree will catch fire, and it shows how much of a sample forest will burn. Repeat the fire...
National Council of Teachers of Mathematics
Nctm: Illuminations: Interactive Times Table
Use this interactive multiplication table to practice the multiplication facts through 9 X 9. CCSS.Math.Content.4.OA.A.1 Interpret a multiplication equation as a comparison
National Council of Teachers of Mathematics
Nctm: Illuminations: Angle Sums
Students may use this computer applet to explore angle sums of triangle, quadrilaterals, pentagons and hexagons.
National Council of Teachers of Mathematics
Nctm: Illuminations: Ten Frame
Use the 10 frame to count the amounts given and find the total. Five different games are available to practice counting and combining amounts.
National Council of Teachers of Mathematics
Nctm: Illuminations: Fraction Concentration
Click on the "Cards" dropdown menu and choose "Fractions". Play concentration matching fractions, fraction words, and visual representations for fraction amounts. Pick numbers from 1 to 6 or 1 to 10. One or two can play this game.
National Council of Teachers of Mathematics
Nctm: Figure This: Tv Ratings (Pdf)
Here's a challenge for the avid TV watcher. Use your data interpretation skills to explore America's TV watching habits in this NCTM Math Challenges for Families activity. See if you can figure out which night of the week has the...
National Council of Teachers of Mathematics
Nctm: Illuminations: Random Drawing Tool
Students are able to to visualize the difference between theoretical and experimental probabilities with this computer based tool.
National Council of Teachers of Mathematics
Nctm: Illuminations: Five Frame
Count the amounts given to find the total. Five different games are available to practice counting and combining amounts.
National Council of Teachers of Mathematics
Nctm: Figure This: Cut the Cake
A math challenge where geometry, measurement, and problem solving meet. Explore the properties of three dimensional shapes when you discover how six friends can equally divide a nine inch square chocolate cake. A one page activity from...
National Council of Teachers of Mathematics
Nctm: Figure This: Fire Hydrant
Discover how the geometric shape of an object directly relates to its usefullness in this math challenge from the NCTM Math Challenges for Families collection. A one page activity that you can print or download.
National Council of Teachers of Mathematics
Nctm: Figure This: Windshield Wipers
Test your mathematical aptitude with challenge exploring the concepts of measurement and geometry. Find the area of the windshield wipers to figure out who sees better in the rain, car drivers or truck drivers. An activity from the NCTM...
National Council of Teachers of Mathematics
Nctm: Illuminations: Circle Grapher
A computer applet that will draw any circle graph with student's data input.
National Council of Teachers of Mathematics
Nctm: Figure This: Tan, Don't Burn
How about a math challenge for a sunny day at the beach? Apply your problem solving, number sense, and logical reasoning skills to find out how long it would take Helix to get sunburned using SPF 10 lotion. Discover why understanding...
National Council of Teachers of Mathematics
Nctm: Figure This: Matching Birth Months
Here's a interesting challenge! Out of six people in a room, what is the probability that everyone was born in a different month? An investigation that explores the probability of an event occurring. Discover how this skill is used in...
National Council of Teachers of Mathematics
Nctm: Figure This: Keeping Cool
Is it better to by block ice or crushed ice? Use your logical reasoning and measurement skills to solve this challenge that compares surface area of block ice and the same block cut into three cubes. A one page activity from the NCTM...