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How the heart pumps blood. Video

For most of history, scientists weren't quite sure why our hearts were beating or even what purpose they served. Eventually, we realized that these thumping organs serve the vital task of pumping clean blood throughout the body. This video investigates how it all works by taking a closer look at the heart's highly efficient ventricle system.

Halloween Division Bingo Class Set

In this Halloween version of bingo, teachers can call either the quotient or the equation. There are 30 cards where the teacher calls the quotient and students find a valid equation and 30 cards where the teacher calls the equation and students find an equal quotient.

The cards come with Halloween clip art that allows students to doodle or color in as well.

This activity is great for the days leading up to and on Halloween when students become very spooky themselves.

Elapsed Time Practice Sheet

A simple worksheet to give students a chance to practice calculating elapsed time using a number line. The directions instruct students to label the number line and to circle their final answer. The problems are based on actual students and activities that they enjoy! This practice sheet also features a clock for fast-finishers to color.

Elapsed Time with Start Times

This worksheet provides students with three problems to practice finding start time by labeling and using a number line. The directions instruct students to label each number line and then to draw a dot on where they believe the start time is on their number line. Questions are based on actual students and things that they enjoy to do in real life! This worksheet includes a clock that fast-finishers can color.

Equivalent and Comparing Fractions 3rd Grade Review Worksheet

This 3rd Grade comparing and equivalent math worksheet was designed as an end of unit review.  It contains 6 normal comparing fractions problems using <,>, and =.  The worksheet has 2 fraction problems using number lines. It also has pie charts and bar charts divided into fractions.  Finally, students will shade in the equivalent fractions on 4 rectangles that are divided into fractions.

Equivalent Fractions Review

In this equivalent and comparing fractions review worksheet students will demonstrate their understanding of fractions.  Students will illustrate their knowledge of comparing fractions using number lines and pie charts, the butterfly or cannon method of comparing fractions, a few word problems that compare fractions,s and finally demonstrate that they understand that a fraction with a denominator of 1 will be a whole number and a fraction that has the same denominator as the numerator is equal to one. 

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