Activity
Have Fun Teaching

Rainbow Place Value

For Students 1st - 2nd Standards
How many tens and ones are in the number 67? This is exactly the type of question learners are required to answer. They write the numbers in written form, expanded form, and then identify the amount of tens and ones in a given number.
Lesson Plan
Illustrative Mathematics

Dimes and Pennies

For Teachers 3rd - 5th Standards
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number...
Lesson Plan
Illustrative Mathematics

Boxes and Cartons of Pencils

For Teachers 1st - 3rd Standards
Boxes and cartons of pencils are a natural, real-world example for understanding bundles of ten and their relationship to a hundred. When you have many cartons, you can discuss place value, and how to represent multiple hundreds.  
Lesson Plan
Illustrative Mathematics

Reasoning about Multiplication and Division and Place Value, Part 2

For Teachers 5th - 7th Standards
The learner puts reasoning and estimation to work. The directions are to place a decimal in the answer to make the equation true. Pupils are to look at the two problems, one multiplication and one division, and estimate an answer. No...
Activity
Pedago Net

Acing Math

For Teachers 2nd - 8th
Deal me in! Elementary and middle school classes will love this selection of math games, all involving a deck of cards. From fractions to exponents to rounding up and down, the games cover such a variety of skills that your classroom...
Activity
Curated OER

Math Games for Skills and Concepts

For Teachers 2nd - 5th
A 27-page packet full of math games and activities builds on algebra, measurement, geometry, fractional, and graphing skills. Young mathematicians participate in math games collaboratively, promoting teamwork and skills practice.
Lesson Plan
Illustrative Mathematics

Seven Circles III

For Teachers 9th - 11th Standards
A basic set-up leads to a surprisingly complex analysis in this variation on the question of surrounding a central circle with a ring of touching circles. Useful for putting trigonometric functions in a physical context, as well as...
Activity
Illustrative Mathematics

Coins in a Circular Pattern

For Teachers 9th - 11th Standards
What starts as a basic question of division and remainders quickly turns abstract in this question of related ratios and radii. The class works to surround a central coin with coins of the same and different values, then develops a...
Activity
Mr. Roughton

Pawn Stars: Africa

For Teachers 6th - 8th Standards
What element was worth more during the growth of empires in West Africa: gold or halite? After examining various pieces of evidence of primary and secondary source documents placed around the room, your class members will each make a...
Activity
Exploratorium

Antigravity Mirror

For Teachers 5th - 9th
Is it a bird? Is it a plane? It's super student! Physical science stars can fly during a unit on light as they see the reflection of one leg in a mirror, behind which the other holds them up. 
Activity
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Teach Engineering

Searching for Bigfoot and Others Like Him

For Teachers 7th - 9th
Individuals create a GIS data layer in Google Earth that displays information about where one might find seven different cryptids. The class members research to find data on cryptid sightings they can include in their data...
Activity
Homeschool Math

Homeschool Math: Decimal Place Value: One Decimal Digit

For Students 4th
This is a complete lesson with instruction and varied exercises, explaining how the place value system works with decimals that have one decimal digit, and how to write such decimals in expanded form.
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Tens and One Game [Pdf]

For Students 1st - 2nd Standards
Students will explore place value using base ten blocks and following the given directions.
Activity
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Make a Ten

For Students 3rd - 5th
An interactive simulation that teaches about place value, addition, and subtraction by adding, breaking apart, and combining numbers by making tens and focusing on place value. This simulation can either be downloaded or played online...
Activity
TeachEngineering

Teach Engineering: A Chance at Monte Carlo

For Teachers 9th - 10th
At its core, the LEGO MINDSTORMS product provides a programmable microprocessor. Students use the EV3 processor to simulate an experiment involving thousands of uniformly random points placed within a unit square. Using the underlying...
Activity
TeachEngineering

Teach Engineering: Hot Potato, Cool Foil

For Teachers 9th - 10th
Students explore material properties by applying some basic principles of heat transfer. They use calorimeters to determine the specific heat of three substances: aluminum, copper and another of their choice. Each substance is cooled in...
Activity
TeachEngineering

Teach Engineering: Acid Attack

For Teachers 3rd - 5th
In this activity, students explore the effect of chemical erosion on statues and monuments. They use chalk to see what happens when limestone is placed in liquids with different pH values. They also learn several things that engineers...
Activity
Other

Welcome to mr.r's World of Math!!!

For Students 3rd - 5th Standards
At this site, math word problems are presented in an exciting and creative format. Students attempt to find solutions to hilarious situations using their mathematical skills. To do this they must solve various math problems in a certain...
Activity
Teaching Treasures Publications

Teaching Treasures: Year Six Math (Page 2)

For Students 3rd - 8th Standards
This interactive worksheet covers a wide range of math concepts such as Roman Numerals, distributive property, estimating sums, and comparing fractions and decimals. Some concepts may be slightly challenging. Learners can access the help...
Activity
Homeschool Math

Homeschool Math: Comparing Decimals

For Teachers 3rd - 6th Standards
This is a complete lesson with video instruction [5:49] and varied exercises about comparing decimals with 1 or 2 decimal digits.