Not all chemical reactions happen at the same rate because some, like explosions, occur quickly and some, like rusting, occur over time. Here, learners explore chemical reactions and their rates in the 16th lesson of 36. Through readings...

Pupils interpret maps and graph data related to volcanic ash. Then they analyze the importance of wind speed and the dangers of the ash to both life, air temperature, and technology. 

How is the wind up there? The class builds a topography model using materials available in the classroom, then place wind flags in different locations on the landscape. Using a fan as a wind source, pupils collect data about how wind...

There has been a huge solar energy spill! Let's go outside to play in it. This lesson includes multiple experiments showcasing solar and wind energies. Scholars build a solar heater and an anemometer before testing the results. The...

Who is taller? And who is the tallest? Help your Spanish language learners express comparison by teaching them about comparatives and superlatives. The first part of the webpage includes in-depth explanations with examples of...

Has your class wondered how fast a human could run or how high they are capable of jumping? Help them understand these concepts as they explore acceleration and use an accelerometer to make semiquantitative measurements of acceleration...

How important is momentum? Pupils investigate and apply the definition of momentum as they conduct analyses during a series of one-dimensional collisions. They infer the relative masses of two objects by carefully staging and predicting...

No need to be involved in a home economics or cooking courses to take advantage of this resource. Not only is there an explanation for how microwaves work but there are also tips for how to use the microwave, and cautions...

Almost 600,000 Americans are arrested each year for marijuana possession. Pupils decide if marijuana should be legalized for recreational use after reading state-by-state laws and the top pro and con arguments. The resource also includes...

In this Halloween recipe worksheet, students read directions on how to create a pumpkin cake. Students gather ingredients and follow the 7 steps to bake the cake. Note: This could be used any time of year; there are no graphics on the page.

What is mu? Emerging scientists explore the coefficient of sliding friction, or mu, and apply its concepts as they complete activities in the interesting lesson. They measure the sliding friction between soles of their own athletic shoes...

It is just magnetic. This resource presents the concept of Earth's and another planet's magnetic field and how spacecrafts detect them. Learners study a problem using magnetometers and participate in three experiments to come up with a...

New Horizons set forth on a mission to Pluto in 2006. Ten years later, the spacecraft is still on its way. Here, enthusiastic scholars predict what they will be like—likes, dislikes, hobbies, etc.—when New Horizons arrives at its...

Read a description and brief history of short track speed skating, and follow links for more information on famous skaters Ahn Hyun Soo, Apolo Anton Ohno, and Steven Bradbury.

Comprehensive guide with 17 areas of suggestions and tips for delivering a successful class presentation. Requires Adobe Reader. [PDF] CCSS.ELA-Literacy.CCRA.SL.4, SL.11-12.4 Presentation

With no dorsal fin, a slender body shape that tapers steadily toward the tail, and small flippers and flukes, the northern right whale dolphin appears to be built for speed. It has been clocked at 34 km per hour and can dive as deep as...

Rough-toothed dolphins are usually seen swimming in schools of 10-20 individuals, although groups of 50 or more have been reported. They are sometimes seen cruising along at high speed, with their beaks at the surface and their dorsal...

Notable for its running speed, the Texas Antelope Squirrel has the longest hindlimbs and tail of any antelope squirrel. In the field, the squirrels are noticeable because of the way they carry the tail arched forward over the back. Learn...