Curated OER
Clock Arithmetic and Cryptography
Students perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Students apply their multiplication, division, addition, and subtraction skills.
Curated OER
A Handy Measure
How many hands tall are you? Challenge kids to measure themselves the way the 19th century Oklahoma horse traders measured their prize horses (can they guess how many hands tall a horse had to be?). There's some background information...
Space Awareness
History of the Universe
Your pupils may believe that you and their parents are the oldest things in the universe, but surprise! There are elements of the universe that are even older. Elementary scientists create a class timeline to demonstrate the...
Curated OER
Math Combat
Students use a game to review the multiplication tables. They answer each review question by working in teams and saying the answer by making it on the floor with their bodies.
Curated OER
Telling Time
Third graders use a clock to physically identify time at the quarter hour. As a class, they are randomly called on and expected to hold up their clock with the correct time. They complete a worksheet and answer questions to complete...
Curated OER
Paper Bag Skits
Students discover math measurements by creating a skit with classmates. In this geometry lesson, students utilize objects in a paper bag and index cards to create a short skit focusing on debate over the size of the objects....
Ohio Department of Education
Actions with Fractions: Adding and Subtracting Fractions with Common Denominators
Fourth graders develop a conceptual understanding of fractions and begin to add and subtract fractions with like denominators. Included is a worksheet to assess readiness and a teacher's checklist showing class understanding at a...
Curated OER
Revolutions in the Solar System
Third graders conduct research on the solar system. In this solar system lesson, 3rd graders will work in groups of four to create a power point presentation from their findings. They divide the research amongst the members in their...
Curated OER
Introducing money (Elementary, Mathematics)
Students study the penny, nickel, dime and quarter, one each day for four days, using a magnifying glass to identify the similarities. Then students discuss differences and value and learn a 'rap' to memorize values.
Curated OER
Problem-Solving Strategy: Write a Number Sentence
For this number sentence worksheet, students read through an example problem explaining how to solve a story problem using a number sentence. They then solve the 3 story problems on the worksheet.
Curated OER
Is It Possible?
Students brainstorm ideas on how to a group of people could reach the highest together. In this possibilities lesson plan, students test their ideas and see how high they can reach.
Curated OER
Hearts in Motion
Young scholars participate in cardiovascular activities. In this physical education lesson, students are divided into groups and brainstorm activities to get their heart rate up. Young scholars demonstrate the activity for classmates.
Curated OER
Relay Races
Young scholars, in groups, race to the board drawing the music symbol, tagging the next person while SAYING THE NAME OF THE SYMBOL THEY DREW! (everyone draws the same symbol)
Curated OER
Plants of the Tropical Rainforest
Students experiment with the growth of philodendron plants in different amounts of sunlight. They complete a gardening notebook including plant sketches and growth data.
Curated OER
How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
Communities at Work
Learners explore how people function together in small communities to reach a common goal.
Primary Resources
Primary Resources: Long Division and Multiplication
Here are some resources to assist the instructor in teaching students to do long division or to multiply large numbers. Includes worksheets, PowerPoint presentations, Smartboard lessons, and Flash presentations.
Teachnology
Teachnology: Division Teaching Theme
Division Math Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media for the elementary grades.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Dividing Whole Numbers: Short Division
This tutorial explains short division and provides a practice section at the end of the lesson.
NumberNut
Number Nut: Basic Math: Two Digit Division
This lesson offers strategies for dividing two-digit numbers. Students are introduced to related vocabulary, long and short division, and two-digit division with remainders. Links to the interactive games allow students to practice and...