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Molly Torch

##
The STEM House

**Grades:**
5th Grade,
4th Grade,
3rd Grade

**Subjects:**
Math,
Science,
STEAM

**Student Instructions**

Dear Students,
You are challenged to design and build a base ten block mountain house upon the side of the mountain. At least one third of the home will be built hanging off of a 45 degree angle over the mountain side. Use Base 10 blocks to build a $2000 house, where each cubic unit costs $1.00.
You may use any combination of units, rods, flats, and large cubes, as long as you have a total of 2000 units altogether.
When you’re finished, use the to upload a picture of your house.
Supplies:
1 coffee filter- folded into eighths to find a 45 degree angle (half of a 90 degree right angle is a 45 degree angle).
3 feet of masking tape
10 Popsicle sticks
Base Ten Blocks
Cardboard and books to build mountainside
You may use any combination of units, rods, flats, and large cubes, as long as you have a total of 2000 units altogether.
Then, use the tool explain how you composed 2000 with your blocks. For example, 1 thousand + 8 hundreds + 15 tens + 50 ones.