Richard Feynman predicted the periodic table might go up to number 137—but never to 138. Scholars practice naming which elements belong in groups 1, 2, 7, and 0 on the periodic table in puzzles. They work through four puzzles reinforcing...

Elements, to the rescue! Scholars first review the periodic table, and then learn about the first 20 elements and their properties and uses in the fourth of six lessons in the Mixtures and Solutions unit. Applying their newfound...

The periodic table can be a little overwhelming to young scientists. Meet your class' worries head on by introducing the table in a game. Individuals test their knowledge of the names and symbols of common elements, then use deductive...

Don't miss the silver lining when you are looking for gold. A brain-bending interactive allows scholars to sharpen their puzzle skills while reviewing chemical elements, including silver and gold. First, pupils match 12 chemical elements...

Did you hear about the chemist reading the book about helium? He couldn't put it down. Scholars match 12 chemical elements, including helium, to their symbols. Then they complete three Sudoku-style puzzles using these names and symbols...

What are alloys, and why do we use them? Through a series of interactive puzzles, scholars examine the components and uses of several common alloys. The accompanying teacher's resources provide support in using the lesson, printable...

If most gases are invisible, how do we know so much about them? Pupils practice associating the name, formula, testing method, and outcome for four common gases using an interactive. Users build on the content of their first puzzles to...

Gamification is an educational sensation! Young scientists build their acid-base vocabulary skills through a series of puzzles focused on bases and the salts they form. The challenging activity comes complete with a printable version and...

Is your acid-base chemistry lesson plan a little ho-hum? Spice things up with puzzles! Young chemists manipulate facts about acids and bases to solve a series of interactive puzzles. The activity combines content knowledge and...

Many people confuse the chemical formulas for copper carbonate and copper oxide. A set of challenging puzzles review commonly confused compound names and their symbols. Through a series of four puzzles, pupils match the names and...

Play the Obstacles game to learn about the elements in the Period Table. Get a question right about one element and you will be able to click the Data button to get information about other elements, enhancing your chances of getting...

Learn how to read the periodic table of elements as you solve these Math questions about the number of protons, neutrons, electrons or nucleons in an atom of an element. You can choose how many questions to answer, and how complex they...