Curated OER
Probability or Ability?
Students toss candy and coins using their non-dominant hand while their partners records the results on a probability charts.
Curated OER
Where Should You Turn?
Fourth graders complete activities to study decimal numbers. In this decimal numbers instructional activity, 4th graders study decimal numbers to express numbers less than one and intervals. Students complete map and location activities...
Curated OER
Make a 1000
Second graders work in pairs to decide on a collection idea. They are to record how they are going to collect the items (from home or from school) and how they are going to display the items to share with others.
Curated OER
The 500 Problem
Learners explain face, place and total value of numbers as well as solve three-digit subtraction problems. Before trying answer the problem Students must be able to examine that the same digit is used to represent different amounts.
Curated OER
Take Away Bar 2
Students use an Internet tool, The Take-Away Bar" to solve subtraction problems. They use mental strategies to subtract a two-digit number from a larger two-digit number. Students write and solve subtraction problems. They describe...
Curated OER
How Many Ways?
Second graders develop number sense. In this number sense lesson, 2nd graders use multiple ways to represent numbers including written numerals, tally marks and manipulatives. Students correctly use place value to the thousands place.
Curated OER
Place Value Lessons
Students can learn about place value using interesting lessons, activities, and games.
Curated OER
Saving Money
After listening to the wonderful book, A Chair for my Mother, young mathematicians engage in an awesome lesson about coins and the value of saving money. The lesson is done in a classic style - everything is beautifully organized, and...
Curated OER
Lesson Plans That Meet The Needs of All Students
Differentiated lesson plans are an excellent tool for meeting students' needs in the mixed ability classroom.
Khan Academy
Khan Academy: Add 2 Digit Numbers by Making Tens 2
Practice adding two-digit numbers by making tens on Khan Academy. If you are stuck, watch a refresher video or choose to get a hint. Test yourself to see how many you can get correct!
CK-12 Foundation
Ck 12: Elem Math: Subtracting Using Tens and Ones
[Free Registration/Login may be required to access all resource tools.] The video shows a model of how to group using tens and ones, subtract, and then count what is left using the grouping. The video is followed by a series of practice...
National Council of Teachers of Mathematics
Nctm: Illuminations: Grouping and Grazing
A game that reviews grouping in fives and tens, and adding and subtracting. The instuctions are clear and include a video of how to play.
Khan Academy
Khan Academy: Groups of Ten Objects
Practice grouping objects by tens. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Groups of Ten Objects
In this exercise, students grouping objects by 10s. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Better Lesson
Better Lesson: Hundreds, Tens, Ones Are Coins Too
Second graders will extend their understanding of hundreds, tens and ones using dollars, dimes and pennies as another way to express groups of 100, 10 and 1.
Better Lesson
Better Lesson: Moving Along in Tens
Grouping by tens reinforces the understanding of place value
E-learning for Kids
E Learning for Kids: Math: Inca Temple: Number: Count to 100
Inca temples are made up of lots of blocks! Visit Cava and help her count the blocks and arrange them properly. You will practice writing 2-digit numbers, putting a set of 2-digit numbers in order, and counting forwards by tens.
AAA Math
Aaa Math: Counting by Tens
This lesson is about counting by tens from AAAmath.com. There are separate sections for learning, practice, playing a game, and exploring more about skip counting.
Other
The Math Learning Center: Number Rack
Number rack facilitates the natural development of children's number sense. The movable, colored beads encourage learners to think in groups of fives and tens, helping them to explore and discover a variety of addition and subtraction...
Annenberg Foundation
Annenberg Learner: Organizing Data in a Stem and Leaf Plot
A stem and leaf plot is a graphical representation for investigating variation. You will convert an ordered stem and leaf display grouped by tens into an ordered display grouped by fives.
Other
Nearpod: Introduction to Place Value
In this lesson plan on place value, 1st graders explore tens and ones, learn key vocabulary, and apply their learning to correct a mistake.
Quia
Quia: Spanish Numbers by Ten
If you can count by tens in Spanish, then you'll enjoy this interactive number game. Put the Spanish numbers in the correct order to win the game, then check your answers.
Alabama Learning Exchange
Alex: Souper Scooper
This hands-on, inquiry based lesson is an extension of the AMSTI Science Module, Solids and Liquids. Students use nonstandard units to measure beans in a soup mix. Students predict how many beans will be in a scoop. Students group beans...