The first of two worksheets methodically prepares chemistry novices for naming polyatomic compounds. It begins by having them acknowledge the number of each atom contained in a molecule. Then learners list the valence electrons for a...

A four-page assignment contains 28 stereochemistry problems for your advanced placement chemists. Topics addressed include asymmetric carbons, enantiomers and diastereomers, meso compounds,and  chiral and achiral molecules. The...

A comprehensive review of the rotational kinematics covered by the AP Physics 1 test, this fast-paced video is designed to help scholars review material they have already been taught.

Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...

Zeroes are more important than they look! A guided practice activity takes learners through the process of both scientific and decimal notation, culminating in more complex word problems and equations.

Across the top of the page is a large Z diagram representing varying degrees of acid-base equilibria. Advanced chemistry classes answer eight questions using the values listed for the H+ and the OH- ions that are part of the...

In this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...

Write short answers or fill in the blank to the following questions and statements. Use complete sentences when answering questions. Questions included are, but not limiterd to Why should raw and cooked foods be stored separately in the...

What evidence supports the big bang theory? Individuals analyze scholarly resources about the the theory and develop arguments backed by evidence. They brainstorm, share ideas, watch a video, and read articles to complete a graphic...

Less than nine percent of all AP Environmental Science test takers scored a perfect five on the exam in 2018. Learn from the best answers as well as the common mistakes thanks to the College Board. Four questions from the test covering...

Water covers around 75 percent of the earth, yet humans struggle to find enough fresh water to live. The fourth of 10 lessons focusing on Fresh Solutions requires brainstorming. Young scientists consider various problems related to fresh...

Practice converting a conventional number into scientific notation, and vice-versa. Using an applet, they perform the operations of multiplication and division on numbers expressed in scientific notation.

No practice problems are given on this handout; it is a detailed list of concepts to know and tips for working related problems in chemistry. Give this to learners as a study guide, or use it early in your career as a chemistry...

Elevate young scientists' skills with unit conversion using the stair-step method. Detailed instructions and a neat stair-step diagram are on the first page. Four pages of practice problems follow, mostly with real-world applications....

Incorporate reading strategies, math, research, and the scientific method into one lesson about water conservation. After reading a story about a landlady trying to determine how many people are living in an apartment, learners develop a...

Plastic math? Have young learners count and name the number of plastic items in their centers. Kindergartners match sight word cards to the number of plastics in a given group, while learning that plastics come in all different shapes,...

While the AP Physics 2 test maintains the reputation for one of the most difficult AP exams, scholars feel better prepared after practicing free-response questions on currents, conservation of energy, and displacement. The College Board...

What better way is there to introduce conservation of mass than a few simple experiments? Young chemists conduct two chemical reactions, take the masses of reactants and products, then compare their results to determine...

Word problems can make even expert mathematicians go blank. Practice solving word problems with an extended version of the GUESS method (givens, unknowns, equations, solve, substitute), which adds the steps of drawing a diagram, making...

Do antacid tablets really do what they claim? An experimental activity attempts to answer this question. Individuals practice the process of titration during the first part of the experiment. They then use those skills to neutralize an...

Students use the Five E method to solve problems. In this Five E lesson, students complete math lessons using the Engage, Explore, Explain, Elaborate, and Evaluate technique. They use the Five E's with lessons on tessellations, magnets,...

Is there anything left to discover? Evaluate opposing sides of the debate regarding whether or not there is a future for scientific discovery. Middle and high schoolers assess quotations from the articles included to evaluate claims and...

In this forces worksheet, students practice writing net force equations and solving for acceleration and distance objects travel in different situations. This worksheet has 7 problems to solve.

In this writing conclusions worksheet, students practice writing and evaluating paragraphs written at the end of an experiment. They are given a hypothesis and a results sentence and they write a conclusion.