In this Study Jam video, students will get a better understanding of biomes.  Vocabulary that is discussed is biome, ecosystem, habitat, climate, and precipitation. A discussion of each of the biomes is also shown. 

This worksheet reviews the concept of area and perimeter.  Types of questions include the area of irregular shape, adding the total area of two rectangles, area, and perimeter word problems, creating rectangles with the same area but different perimeters, finding the unknown sides, and length times width.

Review patterns with students.  The patterns included are skip counting, multiplication table, and input-output tables.

This website gives teachers the ability to quickly create random numbers that can be used for adding, subtracting, multiplying, dividing, order of operations, finding rules, and learning to substitute values.  The spinners can be used with 2 to 12 sections in each spinner.  You can have up to 4 spinners.  It also contains a timer in which you can quickly turn the spinners into fun and visual activities.  Watch the YouTube Video on using the spinners to see how it can be used.

This is a Smartboard large button program that displays flashcards.  I have my students in teams and we play two-minute relay games where the team selects and answers and then moves to the end of the team.  The team that wins is the one that answered the most correct multiplication or division problems. You can also select add and subtract.

This website gives a great example of using the commutative and associative properties of addition using Skittles.  There is a video available that will help demonstrate successful implementation.

Multiplication.com has some really good self-correcting quizzes for math facts.  It allows students to take quizzes with visual hints or without them.  Students can practice math fact fluency for specific math facts that they might be struggling with.  When a student is finished it can even print out an image of how well they did.

Here are other links to 

In this worksheet, students will review adding three digits together as well as adding three double-digit values together.  It comes with a nice pun about rabbits.

This is a random three-digit subtraction generator that is

Smartboard friendly, with big buttons. Click the reset values button and the program will generate two 3-digit numbers that students can use to reinforce their ability to subtract.  I use this program to generate subtraction questions and students can use whiteboards to solve the answer.  This can also be used to play games like king of the row or relay races.