For this holiday elapsed time worksheet, students determine a method to calculate how much time it would take to set off a box of 28 fireworks if one must allow six minutes for each fireworks. They determine what time they would need to...

In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.

In this solar tsunami instructional activity, students are given three images of the progress of a Morton Wave on the sun. They solve six problems using the images to find the radius of the sun's disk, the scale of the image, and the...

In this math applications learning exercise, students solve 8 varied problems that include basic operations, geometry, elapsed time, logic and story problems.

In this solving story problems worksheet, students multiply, add, subtract, fill in numbers before and after, find elapsed time, and count value of coins. Students solve 10 problems.

In this mixed math review worksheet, students complete 25 problems. Students solve addition and multiplication puzzles, elapsed time word problems and find equivalent fractions. This was intended as online practice, but can be completed...

For this successive approximations worksheet, students use the Babylonian algorithm to determine the roots of given numbers. They identify the limits of a function, and compute the rate of change in a linear function. This two-page...

For this math review worksheet, students solve 8 varied problems that include adding mixed numbers, money, decimals, elapsed time. and a math puzzle.

In this math applications worksheet, students solve 8 varied problems that include: elapsed time, basic operations, money, patterns and reasoning.

In this math worksheet, students solve 12 real life math word problems pertaining to bus schedules and elapsed time. This page is from the UK and the cities and towns are from that region.

In this chemistry Olympiad learning exercise, students solve sixty multiple choice questions on a variety of chemistry topics from finding molarity of solutions to calculating products of reactions. Students are given graphs, equations,...

Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...

In this chemistry olympiad problem solving learning exercise, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.

A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.

Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...

Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...

As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...

This performance task gives the population model of different types of flies and asks scholars to analyze the two populations. After interpreting the functions individually, participants compare the two populations and find the time...

In this calendar instructional activity, students learn to use a calendar to find the elapsed time using the dates in the word problems. Students solve six problems.

In this bridge-crossing worksheet, students read a word problem.  They use logic and deductive reasoning to determine the correct combination for two men to cross a bridge at the same time to get the anticipated results.  This...

For this National Chemistry Olympiad test, junior chemists answer eight problem solving questions on a variety of topics. These include calculating molarity of solutions, determining rates of reactions, calculating decay and discussing...

In this chemistry worksheet, test takers answer 60 multiple choice questions on topics related to chemistry from balancing equations to calculating moles and molecules of compounds. They name formulas, they convert, they solve problems...

In this statistics worksheet, students collect data on train time using speed and time. They differentiate between the upper and lower bound of their data. There are 7 questions on 2 pages.

In this math worksheet, students solve 10 word problems pertaining to the sport of English football (soccer). Included are money, elapsed time, addition and subtraction operations. Note: This is best suited to UK students; money is...