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Aqua Dots

Arrange small beads, spritz 'em with water and your design will fuse together �� sounds fun, right? The problem with this 2007 toy was that the coating , aka the date rape drug, when ingested. After three children went into comas after swallowing the toxic pieces, the Consumer Product Safety Commission (CPSC) recalled some 4.2 million kits.

PHOTO: matari ganan

Atomic Laboratory Kits

Science-based toys still win over parents today, but we guess this particular '60s chemistry kit wouldn't pass muster anymore. The �� from the inventor of the Erector Set �� actually contained four types of uranium ore.

PHOTO: Bettmann

Barbie and Tanner

Barbie was just trying to promote responsible pet ownership but this particular set went one step too far. Tanner the pup could "eat" and, um, "dispose" of food, but the magnet inside the scooper accessory could come loose. And if a toddler decides to swallow more than one magnet, the forces of physics can cause intestinal perforation or blockage, .

PHOTO: Chip Somodevilla

Buckyballs

Here's another example of magnets gone wrong. While never marketed directly toward children, the instantly popular Buckyballs inevitably wound up in the hands of kids after launching in 2009. The CPSC forced a recall in 2012 after some visited the ER after ingesting the powerful magnets.

PHOTO: SAUL LOEB

Clackers

As if that knocking noise wasn't annoying enough, this '70s novelty toy just a decade later for a major safety hazard. The acrylic balls would often crack or shatter in a tiny shards �� that could then fly into your face.

PHOTO: Keystone

Easy-Bake Oven

Hasbro had to recall not once but after several children burned their fingers after getting caught in the miniature appliances. One girl even had part of her finger amputated, . The company has since released a with an electric heating element instead of a light bulb.

PHOTO: CPSC.gov

Fidget Spinners

The "it" toy of 2017 didn't just bug teachers. The plastic gizmos also posed a choking hazard. Experts in the found that both branded and knock-off models contained parts that under three if broken off.

PHOTO: ThamKC

Hoverboards

The hot ticket item of the 2015 holiday season didn't go over too well either. The battery powered devices tended to when left charging for too long. after a faulty board sparked a house fire in Pennsylvania.

PHOTO: Christopher Furlong

Lawn Darts

Weighted spikes flying through the sky: family-friendly yard game or imminent danger? It wasn't until 1970 that CPSC went with the latter, banning "jarts" for the first time before reaching a deal with manufacturers to avoid selling them as toys. Even then, some went to the hospital in the '70s and '80s with related injuries, including three fatalities. The CSPC banned them for good and urges consumers to destroy any remaining games.

PHOTO: Allkindza

Magnetix

A popular building set from the mid-2000s, Magnetix became a parent's nightmare in when one child died and 28 others suffered serious injuries after swallowing the magnets that had fallen out of the plastic pieces. The manufacturer ultimately recalled some but still sells a redesigned version today with updated labeling.

PHOTO: Arturo R Montesinos

Mini Hammocks

You probably laid in one growing up, but the CPSC issued a recall for approximately 3 million mini-hammocks in after the deaths of 12 children. The lack of spreader bars enabled the net to twist around a kid's neck while getting in or out of the seat.

PHOTO: Science & Society Picture Library

Polly Pockets With Quik Clik

Nineties kids will remember the , but it was the later versions that actually caused a major safety alert. A few years after launching its "Quik Clik" line in 2004, Mattel recalled due to �� you guessed it �� faulty magnets. The small parts that made the clothes that snap to the dolls could fall out and cause serious injury.

PHOTO: Scott Olson

Rollerblade Barbie

Out of all of Barbie's careers and hobbies, this one from the '90s definitely caused a firestorm �� literally. A cigarette lighter-like device in her skates would legitimately shoot out sparks when rolled on a flat surface. Blade over and you've got a major problem.

PHOTO: Peter Bischoff

Sky Dancers

These flying fairies act more menacing than they look. Just pull the cord on the launcher and the princess doll spins up into the air �� and inevitably into peoples' faces. After 150 reports of eye injuries, scratched corneas, broken teeth, facial lacerations and even a mild concussion, Galoob Toys Inc. grounded these playthings for good, recalling about 8.9 million of them in 2000, .

PHOTO: Mario Ruiz

Slip N' Slides

Here's a product where it's actually safer for a child to use than an adult. The has periodically reminded kids-at-heart to steer clear of backyard water slides. Because of the added height and weight, teens and grownups might slide and stop suddenly enough to cause permanent spinal cord injury. WHAM-O recalled after seven adults and one teen suffered neck injuries or paralysis.

PHOTO: Nat_Batemen

Snacktime Cabbage Patch Doll

? Kids could feed the dolls plastic carrots and french fries but get too close and the powerful mechanical jaws would chomp down on just about anything �� including fingers and hair. Ultimately bit the bullet and offered a $40 refund to the some 500,000 owners/potential victims of a feeding frenzy.

PHOTO: Brooks Kraft

Toy Crossbows

Projectile launchers have historically spelled trouble for kids �� a led to �� but somehow people keep buying them. In 2017 China had to crack down on a craze for . The tiny spears could pierce a can from more than 60 feet away, according to one . Even NERF got called out for its "Nerf Zombie Strike Dreadbolt Crossbow" .

PHOTO: Barcroft Media

Toy Guns

Likewise, let's not forget about mini guns. Two of the most famous retro examples include the and , both from the '50s. The former used "magic crystals" �� aka calcium carbide �� to launch ping pong balls. The problem? If any water got in there, it would explode. As for the latter it was literally a you wear around your waist.

PHOTO: Bettmann

Slingshots

Last but not least in our weapons category, we have the slingshot. It certainly counts as a classic toy �� but some things might be better left in the past. As recently as 2006, the recalled more than 100,000 of them after reports of blindings and broken teeth. Even the water balloon kind can cause .

PHOTO: romrodinka

Trampolines

There's a reason why your homeowners insurance from buying a . The bounce pads send about 90,000 people to the hospital per year, according to the most . The advises against recreational trampolining altogether. Collisions, falls and improper landings can cause broken bones, concussions, paralysis or even death.

PHOTO: themunros