Fourth and fifth graders make a protractor and identify various angle types. In this protractor and angle lesson plan, learners make their own protractor and use it to measure a variety of angles. They complete worksheets while...

Building on young mathematicians' prior knowledge of three-sided shapes, this lesson series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy...

Students measure an assortment of items using metric measurements. In this measurement lesson, students measure using length, mass, and volume units of measurement. They convert between units. Students learn a mnemonic to assist in...

Investigate the construction of the electric circuit with a thorough presentation that provides a solid background for each type of circuit. After introducing key vocabulary, the lesson goes on to explain circuit design.

Train a budding electrician about the principles of electricity and the wiring materials needed to complete the job. Briefly covered are basic electrical concepts such as, volts, watts, circuits, and safety. Also covered are the...

In this classification of triangles worksheet, 10th graders identify and complete 8 different problems that include determining the measurement and perimeter of various types of triangles. First, they color all right, acute, and obtuse...

Working in small groups students develop three alternative boat designs. They discuss the rationale for the type of hull, propeller, location of ballast, and type of building material used in their design. They build their boat.

Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar...

Too much material will weigh you down. The sixth segment in a series of 22 highlights how weight affects a plane. Pupils learn that engineers take the properties of materials, including weight, when designing something. 

A six-question interactive takes mathematicians to Lollipop Land where they manipulate lollipop trees to make equivalent ratios.  Question types include multiple-choice, true or false, and a discussion. 

Students use a protractor to measure angles. They classify angles by type: right angle, acute angles, and obtuse angles. Students build and draw right, acute, and obtuse angles. They discuss how do people in various professions use...

The twists and turns in Shakespeare's Measure for Measure could have you guessing for awhile on this quiz. Mostly reading comprehension, the questions are nonetheless more detailed, especially since the plot is complex. See how you do!

Stuck with triangle proofs? Take a 180° and provide learners with a guided worksheet that tests their knowledge with triangle inequalities. The questions require different types of proofs that range in levels of difficulty. 

Leave it to the classic jump rope to get your class excited about physical activity! Your class will begin by discussing the benefits of jumping rope as a form of exercise and learning a few different types of jumps. Then in groups of...

Learners explore mean, median, and mode as they model mathematics in real-world problem situations. The lesson requires the use of the TI 30X IIS.

Take your biology class' understanding of biodiversity to a whole new level! Ecology scholars use data to calculate three different diversity indices based on the organisms in the Gorongosa National Park. The four-part activity uses an...

Here is a comprehensive and colorful collection of slides to introduce 4th - 8th graders to all things weather-related. The factors that contribute to weather are defined, types of clouds and the related conditions are explained, air...

Scientists could measure the diameter of the sun before they knew its distance. Scholars construct a simple mirror box to measure the diameter for themselves. They compare this measurement with the official size, listed in a...

The 23rd segment in a series of 25 presents random samples from two populations to determine whether there is a difference. Groups determine whether they believe there is a difference between the two populations and later use an...

At the top of the page are a reading passage and colorful diagram that depicts the tug-of-war that occurs between bonding molecules due to electronegativity. High school chemists fill in a chart with electronegativity values, the...

Scientists used flame tests to identify elements long before the invention of emission spectroscopy. Young chemists observe a flame test of five metal cations in the fourth lesson plan of an 11-part series. Individuals then work...

Challenge your students' algebra skills with this activity, which presents students with several types of problem sets, including solving inequalities, graphing, word problems, and a set of algebra problems that may or may not require...

Analyze different types of graphs with learners. They conduct a survey and determine the mean, median and mode. They then identify different techniques for collecting data.

Students view various images to examine different types of protest Americans have used throughout history, and explore ways in which protest can produce change for better or worse.