Students investigate the physics of heating and cooling through conduction, convection, and radiation. Working in groups, they determine the best way to cool a can of water and warm a can of water. Temperature is taken at five minute...

Students discover proper microscope use. In this microscopy instructional activity, students create picture books that show the detail of organisms as seen with the human eye, through a hand lens, and at each power of the microscope.

Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.

Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...

Students explore the concept of probability.  In this probability instructional activity, students use area to determine probability.  Students use charts and spinners to help determine the probability of events such as...

In this addition worksheet, 3rd graders focus on the addition of double digit numbers. Students solve for 30 problems using regrouping where necessary.

Here is a way to practice one step in the process of multiplying multiple digits: multiply two-digits by single digits! Thirty problems for learners to solve make this a useful assignment to sharpen their skills!

In this subtraction worksheet, math wizards subtract three-digit numbers from different three-digit numbers. Some of the 24 problems require regrouping.

In this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.

The title is a bit confusing, but understand that the addends are only two-digit numbers. It is the answers, the sums, that will consist of three digits. Learners solve six addition practice problems. Answers can be obtained by clicking...

Twenty-four problems fit neatly on this division worksheet. For each, youngsters must divide a three-digit number by a single digit. There will be remainders in all of the problems, so make sure not to assign it until you have thoroughly...

Lengthen learners' long division skills with this single-page handout. They must use problem solving skills to find the quotient when a four-digit number is divided by one digit. This is a nice assignment for early in the process of...

Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.

Fourth graders solve word problems using multiplication. In this multiplication lesson plan, 4th graders write and solve word problems using their prior knowledge of multiplication.

Sixth graders listen to Demi's, On Grain of Rice: A Mathematical Folktale. They use the problem solving strategy of finding a pattern to determine the number of rice Rani will receive after 30 days. They create a spreadsheet which...

Practice place value with this resource. The 12 questions consist of riddles. For example, "I have 4 tens and 2 ones. What number am I?" This is a creative approach to thinking about double-digit numbers. Answers are available so...

In this number comparison learning exercise, 4th graders compare 14 pairs of numbers and place either the greater than or less than symbol between each. They order 7 sets of numbers from least or smallest to greatest.

There are 20 addition problems on this assignment, all of which require the addition of three three-digit numbers. All of them will require some regrouping to solve. This is terrific arithmetic practice to assign as homework. An answer...

Young scholars estimate the amount of money they have in groups of pennies, nickels, and dimes. In this money lesson plan, students then count up the amounts they have and exchange money amounts.

Hopefully nothing gets lost in translation. Pupils translate between verbal phrases and algebraic expressions. They then use candy to determine what values to substitute into the expressions.

Now that the practice is over, see if young mathematicians can utilize their new skills on finding common denominators and adding fractions. The assessment contains one map challenge and follows with skills practice. 

When you get hurt, who are the people who help you? Learn about first responders, support services, and public health with a reading passage. Kids read the informational text and answer reading comprehension questions about the...

Clay itself sinks, but clay boats float. Why? Young engineers build clay boats to learn about buoyancy. They test the weight the boats can hold using washers and then tweak their designs to make improvements, following the engineering...

Students recognize similarities and generalize patterns. In this math and technology lesson plan, students develop an understanding of number patterning by grouping stamps and counting by 10s.