BW Walch
Creating and Graphing Exponential Equations
Frequently found in biology and economic application problems, exponential equations show up as stars in this introductory presentation. Taking no background or knowledge of exponentials for granted, the slides walk learners through the...
LABScI
Acoustics: The Sound Lab
If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels. Whole...
Education Development Center
Writing Numerical Expressions—Hexagon Tables
Explore a basic pattern to practice writing expressions. In collaborative groups, learners examine a contextual pattern and write an expression to model it. The task encourages groups to describe the pattern in multiple ways.
Library Sparks
Reference Tools Vocabulary Challenge
Students love the opportunity of going to the library to jump into that one comfy chair in the whole room with a book, or be a lucky one to get to the computers before anyone else. But knowing how to locate books and other reference...
Kenan Fellows
Isotopic Pennies
Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...
American Museum of Natural History
What's the Big Idea About Genetics?
Here's a quick read on genetics. An engaging online resource provides six slides of information about genetics. Learners read about the meaning of genetics to information about DNA. They also learn about the study of genes and the...
Newseum
The Freedom to Make a Change
As part of a study of the First Amendment, young historians research instances when individuals or groups used the First Amendment to change the United State's laws or policies. Teams are each assigned a different case study. With the...
Curated OER
Fraction Models
Third graders make models of fractions and mixed numbers. Using fraction strips and drawing pictures, 3rd graders develop conceptual understanding of the equivalent forms. Students use the number line to represent and compare...
Curated OER
Math Wars!
Students name numbers from 1-10, complete basic addition, or basic multiplication based on their grade. In this math card game lesson, students use a deck of cards to improve their math skills based on their grade.
Curated OER
Multiplication Lesson Plan
Students roll dice to come up with 1 digit numbers that they multiply together. In this multiplication lesson plan, students arrange piles of blocks and count them to complete problems.
Curated OER
What's This Number?
Students practice the correct way to write numbers. In this language arts and math lesson plan, kindergarten students not only practice their number formations, but they also practice holding their pencil in the correct manner.
Curated OER
Place Value
Second graders use physical models to represent and demonstrate place value concepts by using base-ten blocks and hundreds charts. They compare numbers to see which number is smaller or larger and put numbers in order from smallest to...
Curated OER
All Mixed Up
Students identify and sort words into the basic categories of color and number. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain practice sorting number words.
Curated OER
Roman Numerals
Students explore the concept of Roman numerals. They investigate the seven basic numerals and the symbols that are used in the Roman numeral system and their values. Students practice converting Roman numerals.
Curated OER
Finding Addition Patterns
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
Curated OER
Rounding
In this rounding worksheet, students solve 9 different problems that include various forms of rounding numbers. First, they round each number to the nearest whole number and then tenth place. Then, students write each number to 2 decimal...
Curated OER
Atoms
In this atoms learning exercise, learners circle the term in parentheses that makes the 20 statements correct. The statements review the parts of an atom, isotopes, and basic matter principles.
Curated OER
Insects
Students study the characteristics and basic needs of insects. They compare and describe similarities among insects. They examine the body structure, covering, and movement of insects and also, examine insect life cycles in this unit of...
Curated OER
How Many Ways Can You Represent a Number?
Students participate in monthly scaffolded lessons that focus on working with whole numbers from 1 to 10. They work with tiles on exploration mats, number tile mats, and a number representation book. Each month they complete activities...
Curated OER
Venn Diagram
Students classify items and numbers by using a Venn diagram. In this Venn diagram lesson plan, students use the computer to do this and classify pictures and numbers.
Curated OER
Understanding Place Value
Fifth graders study place value. After forming teams, they play a game called, "Who Can Line Up the Number." Students observe numbers in expanded form and place representative digits in the correct order.
Curated OER
Go Negative
Fourth graders advance to new levels in the lesson we're dealing with here. It is the fourth of a sequence of six dealing with the same theme. These develop from Level 2 to Level 5. In the process they involve number concepts at the...
Curated OER
Factor Cards
Students are introduced to the concept of factorization. Individually, they are given seven cards and turn over one card at a time. They take the card and place it on top of the pile and identify the common factor with the one they are...
Curated OER
Atomic Theory, Structure, and Symbols
In this atomic theory learning exercise, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of...