Colors are more than just a pretty effect. Learners explore what color change means in terms of chemical properties and reactions. They create a pH solution using cabbage leaves and observe the changes when acids and bases are added. 

Bring some organization to your class's supply of math manipulatives with this collection of printable labels. From rulers and base-ten blocks, to stopwatches and fraction circles, labels are included for dozens of different objects,...

How well do your young chemists know their acid-base reactions? Reinforce neutralization reaction and problem-solving skills with a challenging interactive. Learners examine the reactants, then predict the outcome in a series of...

Amphoteric compounds act as both an acid and a base. Scholars apply their knowledge of the four oxide types while completing four puzzles. They match a sample of each type of oxide with the corresponding reaction.

Had Britain not emerged as the victors of the 1940 Battle of Britain, World War II would have ended much differently—and the world as we know it would be catastrophically altered. Learn more about this pivotal moment that kept the Nazis...

Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...

A six-question interactive tasks scholars with adding binary numbers one through eight. A tool acts as a visual aid to showcase the patterns made when working with base—2, digits zero and one. Question types include fill in the blank,...

Do stars age gracefully? Young astronomers use colored paper and data on luminosity and temperature to model the changes of a star during its lifetime. They then compare models of stars of different mass and radii. 

It's the encore to a wave unit. Individuals build either a slap tube, flute, or xylophone as a culminating activity for a physics unit on waves. Scholars calculate the lengths of pipes needed to produce the specific notes for their...

Watch red cabbage juice turn green. Pupils first watch a video that takes them through the process of creating red cabbage juice. They then add various solids and liquids to the juice and use the color change to determine whether the...

Class members meet the original scrooge, the Dickens character whose name has become synonymous with a cold-hearted, tight-fisted, miser. Using the provided worksheet, readers closely examine context clues to determine the meanings of...

High school juniors learn how to construct a strong argument by crafting a claim and using neutral language backed by evidence from reliable sources. To do so, they learn to evaluate sources and evidence to support claims. They then...

Young scholars see DNA as a physical building block of organisms and comprehend the basic structure of DNA and the specific components in its structure. They can explain the specific nature of base-pair matching in DNA and that DNA bases...

Students simulate a Mayan market place, and "purchase" items. They keep a record of their purchases and total number of beans left in their account. Students then convert the Mayan base system into the base ten system. This lesson...

Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.

Need a DBQ practice set? Whether or not your class is preparing for the AP exam, learners will benefit from analyzing primary source documents about economic and social change. For Part A, the short-answer questions, participants read...

In this base ten blocks worksheet, students analyze the pictures of base ten blocks in 4 problems. Students write the value of the blocks in the box.

Is artesian water designed to be better, or is it just from wells similar to those in the city of Artesium? This experiment looks at many different types of bottled waters, including artesian. Using a soap mixture, scholars test to see...

Young scholars explore acids and bases. For this acid or base science lesson, students test different items to see if they are a base or a acid. Young scholars then perform an experiment using paint and juice and baking soda.

Students explore conflict. In this contemporary history lesson, students participate in 4 weekly activities that require them to research current conflicts and create time-travel cartoons that illustrate how the conflcits could...

High schoolers compose essays on nuclear policies. In this North Korea instructional activity, students examine political cartoons and primary documents regarding nuclear build-up by North Korea. High schoolers write essays about North...

Students interpret historical evidence presented in primary resources. In this Korean history lesson, students examine the provided information on life in Korea. Students respond to the questions that accompany each source. Students then...

The class assess images of blocks to determine place value. They are given 6 images to assess, they write down the number of hundreds, tens, and ones shown, then compose the number they represent. The whole number each set of blocks...

Help young mathematicians build a solid understanding of division with this base ten block activity. With the help of these popular math manipulatives, children model different math problems in order to reinforce the...