Multiplication shortcuts

The 9s trick!
The 9s trick is awesome because you just use your fingers.
11s trick!
The 11s trick is very easy because any number which is not 11 is that number.ex. 6 x 11= 66
The 5s trick!
The 5s trick is a method that you can use to find out the answer quickly. Ex. 5 x 7= ? 5 10 15 20 25 30 35!
The 10s trick!
The 10s trick is very easy to learn because the 1s and 10s place is 0.

Adding trick!
The adding trick is a great way to find the answer to multiplication because if your question is 7 x 7 you figure out 6 x 7
Then add 7 more!

Growing bean plants!

Does the type of liquid put on a bean plant affect the height?
Prediction: I think that changing the liquid will affect the bean plant height.
Step 1: put 1 cup of soil into a cup.
Step 2: place one bean seed1cm into the soil. Cover seed with soil.
Step 3: pour 1/4 cup of liquid on to the seed once a day.
* liquids used are :
Milk vinegar Miranda mango juice and red bull
Step 4: record plant height each day.

What can we observe? Day 1
The soil feels squishy.
The color is black and yellow.
We can’t see the roots.
The soil looks like a yellow ocean.
It smells like mango juice.


What can we observe? Day 2
The soil feels muddy, almost liquid.
The color is yellow and black mostly black.
We can’t see the roots because it’s so dark.
The soil looks like poop because of its shape.
It smells like mongo juice and soil.

What can we observe day 3
The soil feels solid like a rock.
The color is black and green.
We can’t see the roots because it’s so dark.
The soil looks like mountains.
The soil smells a bit like mango juice.

Things to change in next experiment.
Put in direct sunlight.
Observe for longer then 1 week.
Put less liquid.
Put liquids in the fridge.