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Interactive
1
1
Scholastic

Study Jams! Add & Subtract Mixed Numbers

For Students 5th - 7th Standards
Adding and subtracting mixed numbers need the same attention that regular fractions do by finding a common denominator. If you plan to use a vertical line-up of the fractions then this video is for you. It just introduces this method, it...
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Unit Plan
1
1
Intensive Intervention

Fractions as Numbers

For Teachers 3rd - 7th Standards
Your learners will enjoy thoroughly understanding fractions, and you will appreciate the abundant, quality resources in this comprehensive unit that builds toward a complete understanding of the concept of fractions as numbers. Many...
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Worksheet
Math-U-See

Algebra 1 Readiness Test

For Students 8th - 11th
Your learners will appreciate this assessment of basic skill calculations that are prerequisite to Algebra1. Adding, subtracting, multiplying, and dividing procedures are addressed in conjunction with whole numbers, decimals, fractions,...
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Interactive
Royal Society of Chemistry

Alcohols (14-16)

For Students 6th - 12th Standards
Ethanol, a grain alcohol, reduces emissions and conserves petroleum when mixed into gasoline. Four puzzles challenge pupils to match alcohols to their structural formulas, types of alcohol, and full oxidation products. Each puzzle...
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PPT
BW Walch

Creating Linear Inequalities in One Variable

For Teachers 9th - 10th Standards
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an equality...

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