CK-12 Foundation
Addition of Fractions
Five word-problems challenge mathematicians to add fractions. Interactive fraction circles assist scholars in problem-solving. Question types include multiple-choice, true or false, and a discussion.
CK-12 Foundation
Numbers with Decimal Place Value: Battleship Decimals
Decimal place value is the topic of a Battleship themed-interactive. Scholars answer five questions—multiple-choice and true or false—while referencing a grid that acts as the board game. The practice concludes with a discussion question.
CK-12 Foundation
Whole Number Exponents: Building Blocks
Five questions make up an interactive all about whole-number exponents. Movable building blocks create a visual tool to aide mathematicians in answering multiple-choice and true or false problems. The interactive ends with a discussion...
CK-12 Foundation
Prices Involving Sales Tax: Proper Tipping
A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...
CK-12 Foundation
Repeating Decimals: Does 1 equal 0.999... ?
Six questions make up a challenging interactive that tests scholars' knowledge of repeating decimals. Mathematicians answer true or false and multiple-choice questions with help from a tool that highlights decimal movement in an...
CK-12 Foundation
Products of Two Fractions: Blocks
Five questions make up an interactive designed to boost the multiplication of fraction skills. An assortment of color-coded fraction blocks assists participants to find the right answer. Question types include multiple-choice and fill in...
CK-12 Foundation
Sums of Fractions with Like Denominators: Cheesy Bread
Five questions make up an interactive all about adding fractions with like denominators. Mathematicians answer multiple-choice problems and an open-ended question using a fraction model that resembles sliced bread. The practice ends with...
CK-12 Foundation
Prices Involving Discounts: Save Money with Coupons!
Nine questions make up an interactive that challenges scholars to identify new prices after discounts. Question types include fill in the blank and multiple choice. A fully-functional tool assists participants in solving word problems....
CK-12 Foundation
Percents as Fractions: A Fraction of a Percent
Five questions make up an interactive all about percents and fractions. Mathematicians answer multiple-choice and fill in the blank problems with help from a tool that converts percents to fractions using a sliding bar. An open...
CK-12 Foundation
Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
CK-12 Foundation
Conversion of Decimals, Fractions, and Percents
Five questions—true or false and multiple-choice—challenge mathematicians to convert decimals, fractions, and percents. An interactive table displays how to write a portion of shapes in a variety of ways. A discussion question concludes...
CK-12 Foundation
Estimation to Check Decimal Multiplication: Watering a Garden
Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...
CK-12 Foundation
Values Written as Powers: Binary Numbers 17 to 24
Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...
Mt. San Antonio Collage
Postulates, Angles, and Their Relationships
More than a worksheet, learners go through geometry topics example by example on the nicely organized handout. From postulates to classifying angles, there are rules and examples provided for each topic. The ten pages of problems provide...
Curated OER
NON-EUCLIDEAN GEOMETRY.
Students study relationships between angles, side lengths, perimeters, areas and volumes of similar objects. In this lesson students also create and critique inductive and deductive arguments concerning congruency, similarity and the...
Curated OER
Test On Analytic Geometry/ Play Green Globs
Students engage in a lesson that focuses on analytic geometry. The lesson asked them to apply skills of relating equations when plotting them on the coordinate plane. Students construct the equations using specific criteria and apply them.
Curated OER
Online Interactive Math: Upper Elementary: Mixed Skills
For this online math worksheet, students complete a 20 problem multiple choice online interactive worksheet with mixed skills including geometry, rounding, and three digit multiplication.
Curated OER
Similar Triangles - Geometry Exploration
Eighth graders become engaged in a activity in geometry to improve mathematical skills. They construct triangles, segments, and points using Geometer's Sketchpad to demonstrate how dilations of triangles and rectangles change geometric...
Curated OER
Geometry and Shapes
Fourth graders are asked to name different shapes.Four to five students to share their answers with the class. The teacher leads the discussion in geometry about the properties associated with shapes.
Curated OER
Lesson Plan Outline for Rainbow Science
Young scientists study light reflection and refraction as they determine the critical angle, the rainbow angle, and color separation in rainbows. Teams record the data they collect in a shared spreadsheet and discuss results with the class.
CK-12 Foundation
Frequency Tables to Organize and Display Data: Favorite Films
What information can your class determine if they know the number of people attending movie showings? Using the information about the number of people at each screening, learners develop a frequency table. The pupils analyze the type of...
CK-12 Foundation
Points that Partition Line Segments: Cutting a Log
Teach ratios of line segments using an interactive approach. Scholars examine a line segment in the shape of a log and use their knowledge of ratios to divide it into various partitions. As an introductory lesson, the segment has a...
CK-12 Foundation
Stratified Random Sampling: An Extracurricular Study
Learning isn't a random process. A well-designed interactive lesson helps classes make key conclusions about stratified random sampling. They calculate group percentages and use those percentages to decide on sampling totals.