The five agents of evolutionary change are reviewed in this slideshow. Definitions of common terms involved with populations and equilibrium are given, and there are some presentations of Hardy Weinberg equations for common examples of...

Have your class show what they know about liters and millilitres. This quiz game asks several questions related to converting millilitres to liters and fraction, decimal equivalency. A super fun way to review!

Triangle centers and the segments that create them easily become an exercise in memorization, without the help of engaging applications like this lesson. Here the class investigates the measure of center that is equidistant to the three...

A variety of activities take scholars outside the classroom to explore shapes, symmetry, measurement, patterns, sorting, and time in nature. Learners participate individually, and in teams, to measure found objects, go on a...

Viewers are presented with seven problems with parallel lines and angle relationships and must use the given information to find the measures of specific angles. To finish, they explain their process in finding the measures in the...

This short video show viewers how to connect the sum of the angles in a triangle to other angle measurements. Pupils determine the missing measures for angles involved with triangles and quadrilaterals. Class members then must explain...

Combine automotive science with chemistry! Young scholars investigate an alternative to the traditional engine coolant. They mix the chemicals virtually and collect data to determine the specific heat capacity. 

Cool it! A virtual lab has users conduct an experiment to find the specific heat capacity for an unknown substance. The substance is an engine coolant, and calculating the specific heat capacity lets learners determine if it is a better...

Figure out what to do when there is no grid to count. Using a ruler and a sharp pencil, the narrator shows how to perform a dilation when the figure is not on a grid. The ray method works by drawing a ray from the center of dilation...

Viewers learn about three different weather measurement tools in installment five of the 10-part Discover Your Changing World series. They build weather vanes to collect data on wind speed, barometers to determine air pressure, and...

The class takes a trip about the school and find four places to measure the rise and run of objects that represent slope in the building. Pairs work together to calculate the slope of each object and determine whether any ramp they find...

In this chemistry worksheet, students examine a concept in science and then use the knowledge in application by conducting an experiment.

Youngsters start by writing a story about going to outer space. They then solve math word problems, match words to their correct meaning by using a dictionary, solve multiplication and division problems, and add the correct prefixes and...

How do you convert inches to centimeters? Or pints to liters? This handy reference guide has both US to metric, and metric to US conversions in a quick, easy-to-read format. Mass, area, volume, capacity, and length conversions are...

Challenge your students' algebra skills with this activity, which presents students with several types of problem sets, including solving inequalities, graphing, word problems, and a set of algebra problems that may or may not require...

Young scholars create tasty faces. In this food lesson, students use rice cakes to make a funny face. Young scholars follow directions and use creativity for this activity. Students make a list of things they need from the grocery store...

Even the youngest kids can make scientific comparisons using collected data. They read The Tiny Seed, then discuss the essential nutrients and elements needed for a seed to grow into a blooming plant. They plant seeds and track their...

A cross-curricular instructional activity for middle schoolers that covers language arts, social studies, geography, and math, this is a great extension activity if your class is reading The Diary of Anne Frank or learning...

Here are some practical conversion scenarios for scholars to figure out. They examine an example table converting cents to dollars before completing two of their own. For the first, learners convert weeks to days. Some of these are done...

Without using a ruler, learners estimate the relative length of various lines in these three scenarios. The first two are set up as maps, with learners determining the shortest and longest distances from one position to another. The last...

An innovative way to practice reading data, as well as the four operations! Three picture graphs prompt first graders to count marbles, books, and pets. They also solve addition and subtraction problems. Additionally, they work on...

Put your class's time-telling skills to the test with word problems. Two examples show fourth graders how to write out the necessary equations, and how to solve for the answers. One of the problems requires two answers. 

How well can your third graders interpret data from a chart? Use this straightforward worksheet to reinforce problem-solving skills. After reading a school schedule, pupils answer ten questions about the information in the chart. A great...