Curated OER
Square Pyramids
In this online math worksheet, students practice finding the perimeter and the volume of a variety of square pyramids. When complete, students submit their answers and get instant feedback regarding their accuracy.
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Students explore fact families. In this math lesson, students use links to model a fact family. Students solve addition and subtraction problems.
Curated OER
Regrouping With Remediation
Fourth graders complete multiplication, addition, and subtraction problems that all contain regrouping. In this regrouping lesson plan, 4th graders complete worksheets not provided.
Curated OER
Calculating Range for a Constant Velocity
Students read an explanation from the NASA Web-based "textbook", The Beginner's Guide to Aerodynamics, then use the information in combination with data from other Web sites to solve single variable equations for distance (range), time,...
Curated OER
V-Numbers
High schoolers explore problem solving strategies. Gin a novel situation, students develop a mathematical theory. Through models and mathematics, high schoolers justify their solution. Students definea V-sets and discuss conjectures...
Curated OER
Big Wheels Keep on Turning
Eleventh graders work in groups and investigate how force determines the speed and distance then they view the video, "Math Vantage #7: What's Your Angle?." They are given a real life problem to solve using speed, ramps, angle, incline...
Curated OER
Sandlapper Solutions
Students use mathematical thinking and reasoning to translate problems into mathematical language and thereby solve the problems. They extend their understanding of whole number operations to fractions and decimals by participating in...
Curated OER
Computers Can Only Add
Students explore using mathematics to solve problems in base two. After a teacher demonstration of using base two to write numbers. students model similar problems to explore the concept of number systems in different bases. To increase...
Curated OER
Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
Curated OER
MOBILITY, Traveling Lightly: What’s My Footprint?
Pupils calculate their carbon footprint. In this environmental technology lesson, students listen to a lecture on climate change. Pupils brainstorm solutions to reduce environmental impact based on travel options. Students calculate and...
Curated OER
Drag Equation - Level 2
Students, after reading the Drag Equation page from the NASA Web-based textbook, demonstrate an understanding of this equation and how drag is dependent on the variables included in the equation.
Curated OER
Rings and Diamonds
Fifth graders solve a problem by using systematic problem solving strategies. They determine if there is enough information to solve the problem. They solve a problem involving geometric shapes and area.
Curated OER
EUREKA! Living Room Redecoration
Tenth graders calculate area and perimeter based on the dimensions of a living room. They use these calculations to respond to questions about supplies needed for painting and carpeting the room. Students use math to solve problems and...
Curated OER
Drawing Conclusions
Students play a probability game, then design and complete a probability problem concerning changing odds.
Curated OER
Using the Pythagorean Theorem
Students apply the Pythagorean Theorem to solve real-world problems. They draw diagrams based on written descriptions to calculate the examples.
Curated OER
4c and 7c Stamps
Fifth graders determine what it takes for a sequence of numbers to carry on infinitely. They examine patterns that can be made using linear combinations of 4 and 7 based on the use of four cent and seven cent stamps. They use appropriate...
Curated OER
Break-Even Analysis Worksheet
In this analysis worksheet, students solve accounting problems when provided with variables to be used in computations. Using data provided, students must answer questions showing they understand key terms such as fixed and variable costs.
Curated OER
Surface Area and Volume of a Cylinder
Seventh graders find the surface area and volume of a cylinder. In this area and volume lesson, 7th graders complete several activities to learn the volume and surface area of cylinders.
Curated OER
The Achievements and Challenges of Guatemala
Students research the Mayan number and calendar system. They translate a variety of math problems from base-10 Arabic numbers into a base-20 Mayan representation. They discuss current challenges faced by the people in today's Guatemala.
Curated OER
Investigating the Idea of Cos
Fifth graders use cos to solve problems involving right-angled triangles. They solve equations of the form cos(++) = a, for a between -180 and 360 degrees. They state the value of cos(++) in special cases and graph y = cos(++).
Curated OER
The Lady's Age
Students use a game to establish the context of solving problems in a systematic and mathematical fashion. They also solve various types of equations to find reasonable solutions.
Pennsylvania Department of Education
Some Special Sums
Students study addition. In this math instructional activity, students solve doubles and doubles plus one addition facts. Students roll dice and use the numbers to create addition problems.
Curated OER
Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)
Students learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
Curated OER
Confusing Colors!
Fourth graders collect data, graph their data, and then make predictions based upon their findings. They's interest is maintained by the interesting way the data is collected. The data collection experiment is from the psychology work of...