How many right triangles can you find in a prism, cone, or pyramid? Using right triangles to find lengths in three-dimensional figures is the focus of the lesson. After working with the Pythagorean Theorem to find missing side...

When one method isn't enough to teach GCF, try two! This interactive webpage introduces factors and the prime factor tree to find the greatest common factor of two numbers. After the lesson, have learners click to try the two examples...

There's a lot content packed into the four lessons of this physical science unit on density. From salad dressing to the water cycle and hot air balloons, these lessons engage students in hands-on activities that explore real-world...

An instructive lesson provides the basics on how to perform rotations on the coordinate plane. The handout also covers rotating about a point other than the origin and how to perform a series of transformations. 

Two lessons for the price of one! Learners use algebra tiles to multiply binomials in the first instructional activity, Next, they use their knowledge from the first instructional activity to factor trinomials into two binomials.

Demonstrate linear and quadratic functions through contextual modeling. Young mathematicians explore both types of functions by analyzing their key features. They then relate these key features to the contextual relationship the function...

Not all pie graphs are about pies. The class conducts a survey on favorite fast food categories in a lesson on data representation. Pupils use the results to create a circle graph.

While the lesson focuses on right triangles, this activity offers a great way to practice the area of all triangles through an interactive webpage. The activity begins with the class taking a square paper and cutting in in half; can they...

The inverse of matter is anti-matter, so the inverse of a derivative is an antiderivative. The lesson introduces antiderivatives and indefinite integrals to the class along with the notation for integrals. Groups work together to find...

Full speed ahead! Young learners conduct an activity using toy cars and ramps. They collect data on mass, speed, and time to investigate Newton's second law of motion. Ideally, they'll come up with the equation F = ma.

Take the tediousness out of graphing. Using the interactive tool, learners can efficiently create a line graph from a set of data. They then use the graph to answer questions about specific trends in the data.

First graders explore how to tell time by the hour. They draw the minute and hour hands on a clock to match the time shown by the teacher on the overhead clock. Students write the time shown on a worksheet. They read "The Grouchy Ladybug."

Fourth graders distinguish between analog and digital clocks and read time from both types. For this clock reading lesson, 4th graders discuss the types of clocks and the time zones. Students find times in specific time zones. Students...

Students explore time management by participating in clock reading activities. In this itinerary instructional activity, students define a list of time telling vocabulary terms and practice reading analog clocks with a partner. Students...

Students practice telling time through movement, teamwork and cooperation - as they demonstrate how a clock represents time. They play a game of telling time in order to master the lesson objectives.

Second graders observe and demonstrate how to tell and write time. They discuss different ways and things that tell time, then listen to a teacher-led lecture about the hands on a clock. Students complete a worksheet along with the...

In this telling time worksheet, 1st graders look at 6 clock hands, determine what time it is and then write the time in the clocks provided. Students study the first one done for them.

In this telling time in words worksheet, students examine 4 clocks and match them to words that describe them best. The choices are: o'clock, half past, quarter past and "a clock." Note: The last choice is confusing; there should...

It's important to spice up your lessons. An online article discusses teaching strategies for AP® Calculus. In-class activities include matching games, placemats, multiple choice questions, scripted discussion, involuntary discussion,...

Loans are rarely provided without a cost. Pupils evaluate the high cost of using a payday loan or payday advance through discussion and worksheets, and finally work in groups to develop short public service announcements...

Despite what you thought, you can differentiate between continuity and differentiability. Using a short lesson, pupils learn how differentiability and continuity relate to each other. It provides three descriptions of when a function is...

Fifth graders explore the connection between poetry and math by reading poems that involve numbers.  In this Shel Silverstein poetry math instructional activity, 5th graders listen to 5 poems read aloud and discuss how math was used...

Students discuss word problems involving time and money. For this mathematics lesson, students solve word problems as a class focusing on addition, subtraction, multiplication, and simple fractions. Students then make their own word...

Second graders explore commerce by practicing monetary transactions. In this consumer math instructional activity, 2nd graders practice using math functions to add and subtract different amounts of money. Students identify the different...