Elementary students will gain great insight into the workings of our five senses through this collection of detailed, integrated lesson plans for grades K-3. Each lesson contains a list of needed materials, hands-on explorations...

[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are given up to five digits and must make numbers that match various statements. [2:04]

Volume 1 in an eworkshop Guide to Effective Instruction in Math outlines and illustrates instructional strategies for explaining five big ideas of number sense and numeration to students in grades 4 through 6: quantity, operational...

Number Frames help students structure numbers to five, ten, twenty, and one hundred. Practice counting using these interactive number frames. Tap a frame to add it to your workspace, or design your own frame, then drag and drop counters...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students use their number sense when looking at different combinations of decimals being divided and, without calculating, state which...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students use their number sense when looking at equations where decimals are being divided and, without calculating, state which quotient...

In this activity on counting, students will write, and represent numbers 0 through 5.

Learners are challenged to solve ten addition or subtraction problems in less than five minutes using this interactive worksheet. Immediate feedback is given.

Test your computation skills using this timed interactive worksheet. Five minutes is the time limit. Answers can be checked when finished. This short activity would be suitable for a quick assessment.

Try to solve ten addition or subtraction problems in less than five minutes using this interactive worksheet. Immediate feedback is given. A suitable tool for use as a quick assessment.

Improve your computations skills in all four operations with this timed interactive worksheet. Solve ten problems in five minutes or less. Problems are presented in horizontal format and answers can be checked immediately. This worksheet...

Display your knowledge of Pythagoras theorem, pi, measurement, and algebra using this interactive worksheet. Answers can be accessed immediately and help links are provided for learners who may have difficulty grasping these concepts....

While our number system is based on the number 10, there are many other possible ways to organize a number system, which are explored here.

[Free Registration/Login may be required to access all resource tools.] This learning module features five videos and a set of practice questions on creating the largest and smallest values from given digits.

Sharpen your computation skills with this interactive worksheet. The focus is adding and subtracting fractions with like and unlike denominators and reducing to lowest terms. Problems are set up horizontally and answers can be checked...

Practice your computation skills in all four operations using this interactive worksheet. Included are four-digit addition and subtraction problems and multiplication and division facts through twelve tables. Problems are set up...

Use this interactive worksheet for practice or assessment of basic computation skills. Problems covering all four operations are included such as four-digit addition and subtraction and multiplication and division facts through twelve...

An interactive worksheet that focuses on adding and subtracting fractions. The worksheet covers concepts such as mixed numbers, reducing to lowest terms, and changing mixed numbers to improper fractions. Problems are set up horizontally...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students use number sense to compare the products of two combinations of decimal numbers without calculating and state which product would...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students use number sense to compare the products of two combinations of decimal numbers without calculating and state which product would...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students use their number sense when looking at equations where decimals are being divided and fill in the blanks with >, <, or =...

Practice your basic addition facts using this interactive online game of Concentration. Please note that this is a Java application needing Microsoft Internet Explorer 4.x or Netscape 4.5 or greater.

Join Curi for the festival of the Sun God. Can you work with the big numbers?

At this site, math word problems are presented in an exciting and creative format. Students attempt to find solutions to hilarious situations using their mathematical skills. To do this they must solve various math problems in a certain...