Reinforce concepts and encourage learner engagement with a collection of math games, science experiments, and cross curricular activities. In one fun resource, learners sort objects, keep a diary of everyday fractions, play a game using...

Here is an excellent cross-curricular lesson. Learners relate multiplication to area by making a grid on graph paper, and then creating the same grid in real space outside in the school yard.

In this reactions worksheet, students balance the reactants and products for the given chemical reactions. This worksheet has 15 problems to solve.

In this chemical reactions worksheet, students balance an equation, determine the type of reaction, and write the net ionic equation. This worksheet has 5 problems to solve.

In this chemistry worksheet, students write the products for each of the given reactions. Then they write N.R. if there is no reaction present. There are eight reactions to identify on the sheet.

The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your...

Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...

Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...

Students differentiate between a feral cat and a domesticated cat. In this cat lesson plan, students use the scientific method, calculate averages, solve story problems, and learn how a caretaker can help a feral colony live safely.

Come take a ride on the space bus! Scholars go on an imaginary trip to pick up their peers from the inner and outer planets while reinforcing math skills. First, learners round decimals to identify each planets' distance from Earth....

In this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.

Seventh graders complete two experiments to learn about harmful and helpful microorganisms. In this microorganisms lesson, 7th graders read background information about fungi, yeast, and club fungi. Students then complete two experiments...

Fifth graders watch a demonstration in which a balloon is inflated using the gas created by combining vinegar and baking soda. Then, in groups, they combine various assigned substances and watch and record the results.

In this chemical equations worksheet, learners complete a paragraph about chemical equations by filling in 17 terms from a word list.

In this chemical equations worksheet, students complete a paragraph by filling in the 17 terms associated with chemical equations.

In this science worksheet, students create a plan on what product they will test. They describe what they want to discover about this product and write questions that address the goal of their experiment. Finally, students determine what...

Students practice data collection skills by observing common bugs found in their local environment. Once the data is collected they complete data sheets to compare, contrast, sort, and classify the insects. The instructional activity...

In this chemistry 112 worksheet, learners use their knowledge of chemistry concepts to answer the multiple choice questions provided. Students calculate the answers using the appropriate formulas.

Seventh graders explore products of the rain forest. They consider items from their home that may have been products of the rain forest by checking ingredients on product labels. They share their discoveries in class and create a...

Review questions like these can be used in your biology, chemistry, physics, or earth science classes! They assess scientists' understanding of laboratory measurement tools including graduated cylinders, thermometers, and balances. They...

Students construct aluminum foil boats that float while holding the greatest number of pennies. They investigate the concept of water displacement, record their results, and watch a Bill Nye video on buoyancy.

Students create a fictional organism. In this biology instructional activity, students predict the traits of resulting offspring. They complete activity worksheet and discuss answers in class.

Students convert English to metric units. For this math lesson, students give examples of measurements they encounter in their daily lives. The share their answers in class.

Fifth graders convert kilometers to miles and calculate the range that historical aircraft can travel. They choose destinations by distance that can be traveled without refueling.