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# Homeschooling

### Free Math Tutorials- How to find Least Common Multiple (LCM)

Description: Free Math Tutorials- How to find the Least Common Multiple (LCM).

### Free Math Tutorials- How to find prime factors in composite numbers

Description: Free Math Tutorials- How to find prime factors in composite numbers

### Free Math Tutorials- Order of Operations

Description: Free Math Tutorials- Order of Operations.

### Electronic Salvage SMD resistor from CFL to LED Flashlight powered by rechargeable lithium battery

Description: I salvaged SMD resistors from broken CFL nightlight to make LED flashlight. Since it has 150 ohm SMD resistor, I can solder together a small portable flashlight powered by rechargeable 250 mAh lithium battery.

### Quantitative Chemistry Experiment How much CO2 is produced Part 2

Description: In this Part 2 video, I will perform the experiment to see if I can get 290mL of carbon dioxide gas. After three attempts, the maximum percentage yield that I have obtained was less 47%. I will repeat this experiment again in...

### Quantitative Chemistry- Sodium bicarbonate and Acetic Acid – How much carbon dioxide is produced Part1

Description: Today we will determine how much carbon dioxide is produced based on mixing 1.0 g of sodium bicarbonate and 20. mL of 5% acetic acid. This science and math word problem requires you to know chemistry and math.

### How to determine the resistor for LED light with Rechargeable Lithium Battery

Description: Today we are going to use math and science to build a rechargeable LED light. For the science part, you will need: Rechargeable Lithium Battery, 150 ohm resistor, and white LED light (from Christmas LED lightbulb). For the math part, you...

### How long does light take to travel around the earth- Math and Science Word Problem Episode 1

Description: Today's practical Math question: How long does light take to travel around the earth? You will need to know the circumference of the earth and the speed of light to solve this question.

### GED Math – Lesson 18 – Volume and Cylinder Word problems

Free GED Math Lesson 18 - Word problem using basic formula. What to expect and reviewing the math formulas. Volume and cylinder Word Problems and Formulas.

### GED Math – Lesson 17 – Area and Circle Word problems

Free GED Math Lesson 17 - Word problem using basic formula. What to expect and reviewing the math formulas. Area and circle Word Problems and Formulas.