- Plane Geometry
- Solid Geometry
The tangram is an ancient Chinese puzzle consisting of seven flat geometric shapes. These shapes, called tans, include one square, one parallelogram and five right isosceles triangles which are all...
- Proportional Reasoning
- Sequences, Series and Patterns
- Solid Geometry
March 23 is National Puppy Day! Solve the problems below about two of the best things, math and puppies. Rufus the poodle is 1 year old and currently eats 1 dog biscuit per day. Every year, the number...
- General Math
- Percents and Fractions
- Proportional Reasoning
- Solid Geometry
A town in South Dakota decides to have an “End of the Summer” pool party and invites all of the households in the town that have school aged children. Twenty-seven households are invited to the party...