Build upon the Pythagorean Theorem with the Law of Cosines. The 10th part of a 16-part series introduces the Law of Cosines. Class members use the the geometric representation of the Pythagorean Theorem to develop a proof of the Law of...

Put the better archer in a box. The performance task has pupils compare the performance of two archers using box-and-whisker plots. The resource includes sample responses that are useful in comparing individuals' work to others.

Use a triangle area formula that works when the height is unknown. The eighth installment in a 16-part series on trigonometry revisits the trigonometric triangle area formula that previously was shown to work with the acute triangles....

The Function That Shall Not Be Named? The eighth installment of a 35-part module uses a WhatPower function to introduce scholars to the concept of a logarithmic function without actually naming the function. Once pupils are...

Don't forget to tip your server. Future consumers learn how to calculate sales taxes and tips. Pairs use actual restaurant menus to create an order and determine the total bill, including taxes and tips.

Speed up your scholars' understanding of ratios. Class members compare ratios related with speeds presented in different representations. They then use the unit rates to make the comparisons. 

Mental math strategies are important for fifth graders to be able to determine the greater sum without actually solving the equations. As a summative assessment, this eight-problem worksheet can give insight into the understanding of the...

Explore angle relationships associated with transversals. Pupils construct parallel lines with a transversal and find the measures of the angles formed. They figure out how the different angles are related before constructing...

The single question in this activity has multiple ways to be solved. Two boys ran a mile. Their times were similar, except one time was a fraction of the other. Who ran faster? In demonstrating the answer to this problem, upper graders...

Help young readers find, identify, and use their voices with a set of empowering activities based on Peter H. Reynolds' trilogy of books. Sky Color, Ish, and The Dot focus on recognizing moods and treating each other...

Oh my so many Lady bugs! Here are 4 problems which require the class to count, construct an equation, and solve to determine a total number of lady bugs. They solve sums up to the number 10.

Here is a resource that helps your algebra learners understand the connection between the graph of two lines, the equations of lines, and the solutions and intersecting points of lines. It would make a great assessment question, but can...

Pre-algebra pupils need to understand that two expressions are only equal if they have the same value. Show them that once the expression is multiplied by a number, the value of the expression changes. It makes for a good lead-in to...

In this consumer math learning exercise, students use a table and play money to solve each of 8 money story problems. Students will use a price list provided.

In this problem solving worksheet, 4th graders write four problems that can be solved. Students use the information provided in order to create problems that can be solved using multiplication, division, addition, and subtraction. The...

In this division worksheet, learners solve 6 word problems in which they divide three and four digit numbers. They describe where the mistake is in one of the problems.

In this subtraction worksheet, students solve the subtraction word problems that range in number to 100. Students solve six subtraction word problems.

In this multiplication worksheet, students solve six multiplication story problem. The problems include numbers containing at least one zero.

In this problem solving worksheet, students solve 6 problems in which picture clues are analyzed and the correct operation and math sentence are selected from 2 choices.

For this problem solving worksheet, students solve 3 story problems in which a situation is described that will require addition or subtraction. Students write the correct number sentence, then solve.

In this problem solving worksheet, students solve 2 multiple choice story problems pertaining to home remodeling. Students choose the correct operation that should be used for each problem.

In this problem solving instructional activity, 2nd graders use strategies to solve story problems. Students write a number sentence for two word problems and complete the operation for a solution in each.

In this math problem solving worksheet, students complete 4 questions in which the time on a clock is compared to a daily schedule chart. Students circle the correct activity for each time.

In this problem solving worksheet, 2nd graders need to choose the correct operation. Students complete 3 story problems deciding if they need to add or subtract in each.