Take a trip through time. A lesson resource provides instruction on the origin of current measurements for time. The text explains the different tools humans used throughout history to measure time as well as provides examples such as...

Help young scientists connect with nature and learn about trees with a fun life science lesson. Heading out into the school yard, children choose a tree to adopt, taking measurements, writing descriptions, and drawing sketches of it in...

Help your class understand the magnitude of the distance between Earth and Mars with an activity that asks small groups to use balloons to create scale models of the Earth, Moon, and Mars. Class members figure out the distances...

Creating with an app is nice. But, creating with an app and being able to print and use your creation is great! This tool provides the opportunity to hone the skills related to spacial awareness, three-dimensional thinking, creativity,...

Take your drafting and design projects on the go with with this mobile computer-aided design program. Allowing users to view, edit, and share their work with others, this is a great resource for developing the technical drawing...

An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...

Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...

What's the best way to record temperature over a long period of time? Scholars learn about collection of weather and temperature data by building thermistors in the fourth installment of the 10-part Discover Your Changing World series....

High school scientists build their own magnetometer and use it to map the field surrounding a bar magnet. Excellent background resources is included, as well as a diagram of how to build the magnetometer.

Young scholars use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object...

Students use an appropriate unit of measure to measure an item in the classroom. They create a PowerPoint to demonstrate the measurement process. Pupils are divided into pairs. Students use a concept map to discuss the terms for...

Students measure stuffed animals with various materials such as dog biscuits, paper clips, and yarn. In this measurement lesson, students measure the stuffed animals, and understand the concept of long and short and big and little.

Young mathematicians are shown a ruler, yardstick, tape measure and scale. They practice measuring length, width, height, and weight. They are then shown a thermometer, and discuss what a thermometer is used for. Everyone is shown how to...

Send this information home with your young learners. Adults, siblings, or friends can help youngsters learn how to measure! This gives basic tips and suggests having the child draw a series of lines, and then use their 10-centimeter...

Is that a right triangle or a wrong triangle? Young mathematicians look at eleven different shapes and use a measuring tool of their choice to determine which triangles have right angles. Consider cutting out sets of the shapes to...

Forget hours, divide the day into radians instead. Class members convert the angles in a pie chart of daily activities into radian measures. They add angle measures for multiple activities then determine a relationship between the radian...

Channel the masters with an interactive music composition activity! Learners use the online tool to create their own masterpieces one measure at a time.

Pupils use an interactive clock to set specific times. They apply math to an everyday task as they determine the measure of the angle formed by the hands in degrees and in radians. 

Where do the commas go? Kids rewrite a series of sentences using commas to set off the appositives in each sentence.

Measurement devices can be used to determine the height, length, or weight of all kinds of things, even plants and animals. This presentation acts as the basis for two estimation activities. Each activity requires the children to...

How many people do you need in a room before two likely share the same birthday? Scholars consider this puzzle by analyzing a set of data. They ponder how to divide the data and determine the proper size of a group for this event to...

What does an MRI machine have to do with a slinky? This activity challenges learners to run a current through a slinky and use a magnetic field sensor to measure the magnetic field. Groups then change the length of the slinky to see...

Maps are great for helping you get where you're going, but what does that place actually look like? Geology scholars compare and contrast the features of topographical and geologic maps using an interactive lesson. The resource describes...

Tests mathematicians' knowledge of decimals, place value, and rounding with a five-question interactive. A tool with movable parts assists scholars in answering questions—multiple-choice and true or false.  A discussion question...