This video solves a physics problem calculating the change in potential and kinetic energy of a ball attached to a string as it swings down from a horizontal position, passing through a peg. It demonstrates energy conservation principles...

Understand how external and non-conservative forces affect mechanical energy. Learn to apply the work-energy theorem and energy statements for Physics students

Discover how Newton’s First Law, or the Law of Inertia, explains everyday motion—why objects stop, when they keep going, and how friction plays a role. Learn with relatable examples like sliding books, parked cars, and ice skaters.

Find all six trig ratios given a point on the terminal side of theta. In this video we work this common type of problem. We use the Pythagorean Theorem to find "r" (hypotenuse), and then use the given "x" (adjacent) and "y" (opposite) to...

Learn how to use parametric equations to solve projectile motion problems in this informative and engaging video. We’ll explore the concepts of initial speed, angle of projection, and height above the horizontal to model the path of a...

Learn Python Functions the right way!

In this video, we will explore how we can implement functions with input parameters and a return value.

“Interconnected Ecosystems” explores interdependent relationships between living things in various biomes.

The red toy car dreams of flying, but the balloons aren't enough. Helper Cars know what to do—a hot air balloon will lift it into the sky!

Red and yellow cars played football in the repair shop, but the ball spilled paint on the racing car! Helper Cars are here to clean up and fix the mess!

There’s no place for the puppy to play, so Helper Cars build a new playground. A tow truck, crane, and manipulator help unload the dump truck. Now the racing cars can play too.

A puppy and race cars find a map leading to treasure. The first clue is on a tree, and Helper Cars help the puppy retrieve it and guide them to the treasure.

Small race cars play football, but the ball breaks the fence and cows run out. Helper Cars rush to fix the fence, while loaders bring treats to lure the cows back.

Small race cars play with colorful balls that have animal stamps inside. Helper Cars take them to the animal pens, marking each one with a picture. Then, tractors deliver the animals to the farm.

Helper Cars are laying asphalt when a stone blocks the roller. As the fresh asphalt is left unattended, small race cars get stuck. Let’s see which Helper Cars will rescue them!

A van delivers toy boxes to the shop, and a loader unloads them. The toys are displayed, but the small race cars can't see them. Luckily, Helper Cars are here to build a ramp so the little cars can choose their toys!

Today helper cars for kids build a new house! Fire truck, bulldozer and crane with wrecking ball pull down the old house. Dump truck and crane truck build a new one!

A large construction site has sprung up at the amusement park. Eager to go bowling, the cars are busy building a new gaming center. Now that the center is ready, all that's left is to find suitable balls for the game. I wonder who will...

Forklift Lifty is overwhelmed with work and keeps mixing up orders, so Leo the Truck and his friends build a delivery van to help him out.

The robots are washing windows at the airport. The purple robot's very bored. He wants to play. He kicks around a ball and manages to break a window. The windows at the airport are very big. To replace the broken windows, the group are...

Lea goes to the farm on a warm spring day. The first sprouts are showing but they haven't got enough water. Lea tries to water them with her watering can, but the field's too big. Everyone, let's help Lea save the crop. Leo and his...

Lea's decided to decorate the garden near her house. She's cleared out a little section and planted some flowers there. To make her garden look more pretty, Leo offers to build a fountain. Skoop digs a hole under the bowl, and Leo and...

There are lots of clouds in the sky. What's happening? There's air traffic at the airport. Leo goes to the airport to build a control tower. Lea's going to be the dispatcher: she's going to carefully manage the aeroplanes' landings and...

It's a new day at the amusement park. Leo and his friends are going to build a ball-throwing game. While they work on it, the robots and Skoop play with the balls. The game is finished, but there are no balls left. Let's get to work,...