Students differentiate between perfect roots and rational roots. For this algebra lesson, students perform operation using roots. They add, subtract, multiply and divide rational expressions.

Young scholars solve problems using square roots. In this algebra lesson, students add, subtract, and multiply square roots. They match the correct answer to the root they are solving.

Eleventh graders solve problems with roots and exponents. In this algebra lesson, 11th graders use the properties of powers to help them multiply, add, subtract and divide exponential functions. They take the square root of rational and...

Here is really nice set of resources on scientific notation. Eighth and ninth graders explore the concept of multiplying and dividing in scientific notation. In this multiplying and dividing numbers in scientific notation...

Students calculate acceleration due to gravity.

Students determine speed by running or walking a given distance and dividing the distance by the time it took them to do so. They record their average speed and compare it with the speeds of other moving objects.

Fourth graders, in groups, design a paperclip grasshopper. They determine its ability to survive a prey by jumping high, far, or with a distracting behavior.