Shared lesson activities for Algebraic Laws and Geometric Postulates

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A-Level Maths 2017 B1-01 [Indices: The Laws of Indices] This video is designed for the new specification for A-Level Maths, first teaching in September 2017.

Please note that for those who are studying just AS Maths...

Laws of Indices - Part 1 | Number | Maths | FuseSchool The laws of indices make complex sums involving powers much easier to handle.

There are 6 laws we need to know and understand: how to multiply and divide with...

Laws of Indices mathscasts Watch this mini revision video on 'Laws of indices' and have a go at the practice questions. For more see sites.google.com/site/mathscasts

A Quick Intro to Geometric Sequences A Quick Intro to Geometric Sequences. In this video, I give the definition of a geometric sequence and go through 4 examples, determining if each qualifies as ...

The Geometric Mean The Geometric Mean. In this video, I show how to find the geometric mean of two numbers and show what that number means in relation to the numbers that you sta...

A Quick Intro to Geometric Sequences A Quick Intro to Geometric Sequences. In this video, I give the definition of a geometric sequence and go through 4 examples, determining if each qualifies as ...

Promiscuous Dolphins | World's Weirdest Bottlenose dolphins don't just have sex to reproduce. They use sex as a tool for both bonding and intimidation.
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Carnivorous Caterpillars | World's Weirdest Most caterpillar larvae are vegan, but not these Hawaiian species — they are master assassins.
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Lions, Tigers and Ligers! | World's Weirdest

Bats Swarm to Survive | World's Weirdest In Bracken Cave, TX, Batman would be seriously outnumbered. But can this swarm of millions of bats drive off the attack of a determined hunter, the hawk?
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Platypus Hunts with "Sixth Sense" | World's Deadliest With the tail of a beaver, and a bill like a duck's, the platypus is a real ungainly creature. But there's more to this strange killer than meets the eye.
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Dolphin Talk Decoded | World's Weirdest Who needs text messages? Dolphins have weird communications on lockdown, from blowing bubbles to swimming in-synch.
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Killer Caretakers: Painted Dogs | World's Deadliest Painted dogs are ruthless killers when they team up against large prey. But they show surprising compassion at home, sharing food with the old and sick.
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Neon Killers | World's Weirdest Comb jellies look anything but dangerous. But those pretty, flashing lights can mean death for unwary prey.
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The Demon Primate | World's Weirdest According to local legends, the aye-aye is a demon that can kill just by pointing a finger. Not quite... but if you're a grub, its bizarre middle digit can be a...

Weird Killer of the Deep | World's Weirdest The anglerfish uses a shiny lure to bring prey within range of its sharp teeth. But it also has a weirdly clingy side — after finding a female, the male black...

Grizzly Bear Attacks Prey | World's Deadliest Grizzly bears can and will eat just about anything. And that means running down whatever they can catch, from elk calves and salmon to baby bison.
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Birds "Moonwalk" to Impress the Ladies | World's Weirdest Move over, James Brown. When looking for a mate, the male red-capped manakin snaps his wings and dances on a branch to catch a female's eye.
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Bizarre Slime Cannon Attack | World's Deadliest A velvet worm might be nearly blind, but it's got a weapon: It can slime its prey from nearly a foot away, and paralyze it. The worm can shoot two sticky ropes ...

Killer Speed | World's Deadliest This big cat is the fastest animal on land. Gazelles are quick too; but in a chase that can reach 70 miles per hour, this grazer doesn't stand a chance.
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Flying Foxes | World's Weirdest Meet the little red flying fox, a bat with a wingspan of up to three feet. Its wings take a lot of work to maintain — and one missed approach while getting a ...

Hypnosis Attack | World's Deadliest A cuttlefish can use its nervous system to change color at will. Not only can the cuttlefish blend in by shifting its hue, it can hypnotize prey... before snatc...

Deadly Praying Mantis Love | World's Weirdest Sure, love can break your heart. But if you're a male praying mantis, it can literally eat you alive. During mating, the female bites off his head... and then d...

Vampire Bats | World's Weirdest When it comes to feeding, this thumb-sized bat definitely sides with Dracula. Vampire bats are the only mammals on an all-blood diet — and an unsuspecting cow...

Anaconda Devours World's Largest Rodent | World's Deadliest The green anaconda can grow up to 20 feet long and weigh a whopping 200 pounds. That's a big body to feed. And the world's largest rodent, the capybara, is the ...

Killer Cone Snail | World's Weirdest

Frog Father "Spits Out" Young | World's Weirdest The male Darwin's frog is the epitome of daddy daycare. His tadpoles develop in his vocal sac. But things take a turn for the weirdest when he coughs them up as...

Proboscis Monkeys | World's Weirdest Don't call him nosy — a male proboscis monkey needs his big snout to get attention from the ladies. It also amplifies his warning call when he spots a crocodi...

Kangaroo Kickboxing | World's Deadliest Things can get downright deadly when male kangaroos fight over mating rights. With their gigantic feet, these "boomers" deliver kicks that can crush bone... and...

Hedgehogs Love Poisons | World's Weirdest Hedgehogs lather up with turpentine, tobacco and other toxic substances. The reason for this bizarre behavior isn't clear — but it's definitely weird.
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"Missile" Birds | World's Weirdest Capable of diving at 60 miles per hour, cape gannets are nature's missiles. They're just as deadly underwater, where they can pursue prey at depths of up to 40 ...

Hammerhead Sharks | World's Deadliest This shark's distinctive head is designed for greater agility and panoramic vision, making the hammerhead a hunter to be reckoned with.
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Grizzly Hunts with Nose | World's Deadliest The scent-detecting area of a grizzly bear's nose is a hundred times larger than a human's. A grizzly can zero in on the smell of food a mile away, from rotting...

Underwater Love Chain | World's Weirdest Sea hares are hermaphrodites who really like to share the love. During mating, each sea hare serves as both a male and a female to different partners simultaneo...

World's Biggest Spider | World's Weirdest With a leg-span nearly a foot wide, the goliath bird-eater is the world's biggest spider. And it has a special defense mechanism to keep predators from consider...

Shrimp Packs a Punch | World's Deadliest It might be a featherweight, but this tiny mantis shrimp packs a powerful punch. A crab tries to shield itself behind glass a quarter-inch thick... but will it ...

Hooded Seal | World's Weirdest Nothing's manlier than flailing around a hot-pink balloon... at least, if you're a male hooded seal looking for a mate.
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"Glowing" Scorpions Hunt Prey | World's Deadliest Unsuspecting insects drawn by a light may be in for a surprise... a glowing scorpion waiting to eat them.
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Stoat Hypnotizes Rabbit | World's Deadliest When a stoat can't chase down a rabbit, it breaks out the dance moves. All the dashing and thrashing hypnotizes the stoat's prey until it can deliver the killin...

Zombie Snails | World's Deadliest They don't walk... nor are they really dead. But these snails are zombies. They have been hijacked by a parasite that controls their brains and movements. It's ...

Baby Beluga Beached | World's Weirdest Beluga calves start their complex vocalizations within hours of being born. But all the whistling in the world can't save a baby who gets beached.
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Vampire Bats | World's Deadliest Their bloody appetite is no Halloween myth. Vampire bats use sonar and their sensitive ears to search for prey in dense cover. With a target acquired, super-pow...

Weaver Home Security | World's Weirdest The vicious thorns surrounding a weaver's nest keep most predators at bay. But stealthy snakes and mighty raptors are always looking for ways to break the perim...

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