CK-12 Foundation
Whole Number Addition: Let's Go Fishing!
Practice adding whole numbers by combining the amount of fish Alice and Bob catch. As young mathematicians work through each problem, they are asked to find one more plus the amount of fish already caught. They can manipulate the...
CK-12 Foundation
Addition and Subtraction of Rational Expressions: Strawberry Sherbet Punch
Explore the connection between fractions and rational expressions. Young scholars manipulate fractions with unlike denominators to find a total. Challenge questions allow them to check their work to ensure they are correct.
CK-12 Foundation
Addition of Polynomials: Splitting into Tiles
Count on tiles to add polynomials. Pupils drag virtual algebra tiles onto colored mats to represent the sum of two polynomials. The learners count the number of like tiles to find the coefficient of each term. They finish...
CK-12 Foundation
Distance Between Two Points: Segment Addition
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
CK-12 Foundation
Simplify Sums or Differences of Single Variable Expressions: Addition and Subtraction of Like Terms
Investigate the process of combining like terms using an interactive animation. Scholars tackle simplifying expressions by manipulating rectangles that represent the terms. They add and subtract terms to arrive at the result.
CK-12 Foundation
Angle Measurement: Adding Angles
Build angles from angles. Using the Angle Addition Postulate, learners find the measures of unknown angles. The interactive simulation shows a visual representation of the postulate and allows individuals to manipulate the angles and...
Fuel the Brain
Addition and Subtraction (Comparison)
In this daily math problem worksheet, learners complete three activities that help them solve addition and subtraction word problems. Make sure your pupils show their work using pictures, numbers, or words and may use cubes, number lines...
ABCya
Turkey Touchdown
Touchdown! A Thanksgiving Day, football-themed learning game challenges mathematicians to answer addition, subtraction, multiplication, and division problems. After five correct answers, players aim and kick a field goal before the next...
Royal Society of Chemistry
Extraction of Copper
Is copper found as a raw material? Science sleuths manipulate the reactants and products found in the copper extraction process in a series of fun puzzles. The interactive engages learners in pairing formulas with their names while using...
Curated OER
Brain Booster: Estimation and Repeated Addition
In this daily math problem worksheet, students complete three activities that help use estimation and solve problems with repeated addition. Students show their work using pictures, numbers, or words and may use cubes, number lines or...
CK-12 Foundation
Whole Number Exponents: Teddy Bear Box
Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...
Royal Society of Chemistry
Apparatus Diagrams 3
Glassware everywhere! How do you help scholars learn to identify the different types of laboratory glassware? Introduce them to some of the main tools of the trade through interactive puzzles. Users match and manipulate items based on...
CK-12 Foundation
Distributive Property: Catching Fireflies
Model the distributive property with jars of fireflies! An interactive animation has learners manipulate the number of jars of fireflies to determine the number caught. Accompanying questions ask scholars to consider the multiplication...
ABCya
Ab Cya: Base Ten Fun
Base Ten Fun is an educational virtual manipulatives activity for kids learning place value, addition and subtraction. Base Ten Fun is highly customizable; kids can select from ones, tens and hundreds.
ABCya
Ab Cya: Molly Adds & Subtracts From 10
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 10. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
ABCya
Ab Cya: Molly Adds & Subtracts From 20
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 20. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
ICT Games
Ict Games: Abacus
This interactive abacus can be used for addition, subtraction, counting, and place value.